{"title":"Nitrogen Dioxide","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e\u003cspan\u003eShop Nitrogen Dioxide (NO₂) calibration gas cylinders at Trigas USA. Available in 34L, 58L, 105L, and 116L aluminum cylinders. Concentrations from 2.5 PPM to 50 PPM in air or nitrogen balance. NIST traceable with ±5% tolerance and 12-month shelf life. Ships in 24 hours with Certificate of Analysis. Used for ambient air quality monitoring, vehicle emissions testing, combustion analysis, and industrial hygiene. Compatible with MSA, Draeger, Honeywell, and RAE Systems detectors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMost popular:\u003c\/strong\u003e \u003ca href=\"\/products\/nitrogen-dioxide-400-ppm-calibration-gas-34l\"\u003e\u003cstrong\u003eNitrogen 400 — NO₂ 400 ppm calibration gas, 34 L\u003c\/strong\u003e\u003c\/a\u003e — the standard disposable size for span \u0026amp; bump testing NO₂\/NOx detectors, manufacturer-direct.\u003c\/p\u003e","products":[{"product_id":"58l-311no2","title":"4-Gas Calibration Mix 58L Aluminum - 100 ppm CO, 5 ppm NO2, 25% LEL pentane, 19% O2","description":"\u003cp\u003e100 PPM Carbon Monoxide, 5 PPM Nitrogen Dioxide, 0.35 % Pentane (25 % LEL) , 19 % Oxygen, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. gas wt.= 0.0754 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-311NO2\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/industrial-scientific-calibration-gas-cross-reference\"\u003eISC\u003c\/a\u003e: 1810-6773\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486409634009,"sku":"58L-311NO2","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_c236ba07-9e44-46b6-8a8b-7200f59a79e0.jpg?v=1778765988"},{"product_id":"58l-314s-no2","title":"4-Gas Calibration Mix 58L Aluminum - 60 ppm CO, 10 ppm NO2, 50% LEL CH4, 15% O2","description":"\u003cp\u003e60 PPM Carbon Monoxide, 10 PPM Nitrogen Dioxide, 2.5 % Methane (50 % LEL) , 15 % Oxygen, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-1915 gas wt.= 0.0754 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-314S-NO2\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 10058171\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486409961689,"sku":"58L-314S-NO2","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_a5ee1f83-fea8-453c-aeb6-29ecfaa00892.jpg?v=1778765991"},{"product_id":"34l-111-10","title":"Nitrogen Dioxide 10 ppm Calibration Gas 34L Aluminum","description":"\u003cp\u003e10 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-111-10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: F106710 | \u003ca href=\"\/pages\/rki-calibration-gas-cross-reference\"\u003eRKI\u003c\/a\u003e: 81-0180RK-04\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486481330393,"sku":"34L-111-10","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_f7706826-1419-47ac-bf16-cbb73a10ffda.jpg?v=1778767414"},{"product_id":"34l-111-10-co60","title":"2-Gas Calibration Mix 34L Aluminum - 10 ppm NO2, 60 ppm CO","description":"\u003cp\u003e10 PPM Nitrogen Dioxide, 60 PPM Carbon Monoxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. MSDS # 110N gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-111-10-CO60\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486481559769,"sku":"34L-111-10-CO60","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_d4bd92a9-326b-4ce8-9dac-d81203203b0d.jpg?v=1778767416"},{"product_id":"34l-111-200","title":"Nitrogen Dioxide 200 ppm Calibration Gas 34L Aluminum","description":"\u003cp\u003e200 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-111-200\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486481985753,"sku":"34L-111-200","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_7c25378d-7848-447f-a647-297069beaa5b.jpg?v=1778767419"},{"product_id":"34l-111-25","title":"Nitrogen Dioxide 25 ppm Calibration Gas 34L Aluminum","description":"\u003cp\u003e25 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-111-25\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: F106725\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486482215129,"sku":"34L-111-25","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_f6afe4f9-0310-4e82-a86d-c0d08caf8a42.jpg?v=1778767422"},{"product_id":"34l-111-5","title":"Nitrogen Dioxide 5 ppm Calibration Gas 34L Aluminum","description":"\u003cp\u003e5 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-111-5\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/biosystems-calibration-gas-cross-reference\"\u003eBIO\u003c\/a\u003e: 54-9059 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 90094614\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486482510041,"sku":"34L-111-5","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_6fe7d627-e555-4d11-95e8-2bb77ecff563.jpg?v=1778767425"},{"product_id":"34l-112-10","title":"Nitrogen Dioxide 10 ppm Calibration Gas 34L Aluminum (Air)","description":"\u003cp\u003e10 PPM Nitrogen Dioxide, Balance Air (20.9 % Oxygen balance Nitrogen) contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-5015 gas wt.= 0.0442 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-112-10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 711068 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: F106710A\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486482837721,"sku":"34L-112-10","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_a8b523ac-b304-41ff-8f1b-a64ac04818e3.jpg?v=1778767428"},{"product_id":"34l-112-5","title":"Nitrogen Dioxide 5 ppm Calibration Gas 34L Aluminum (Air)","description":"\u003cp\u003e5 PPM Nitrogen Dioxide, Balance Air (20.9 % Oxygen balance Nitrogen) contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-5015 gas wt.= 0.0442 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-112-5\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 2A420083 | \u003ca href=\"\/pages\/ist-aim-calibration-gas-cross-reference\"\u003eIST-AIM\u003c\/a\u003e: 585-790-011 | \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 711084 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 90092197\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486483198169,"sku":"34L-112-5","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_63b611fe-f4bf-4e8a-862c-4faf3fd4b0e1.jpg?v=1778767431"},{"product_id":"34l-125-25","title":"125-25 Nitric Oxide 25 ppm Calibration Gas — 34L Aluminum (Nitrogen)","description":"\u003cp\u003e25 PPM Nitric Oxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-125-25 (also searched as \u003cstrong\u003e125-25\u003c\/strong\u003e)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/blogs\/calibration-gas-guide\/gasco-calibration-gas-equivalent\"\u003eGasco\u003c\/a\u003e: 125-25 | \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 2A410047 | \u003ca href=\"\/pages\/ist-aim-calibration-gas-cross-reference\"\u003eIST-AIM\u003c\/a\u003e: 585-790-013 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: F166025 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 90094704 | \u003ca href=\"\/pages\/rki-calibration-gas-cross-reference\"\u003eRKI\u003c\/a\u003e: 81-0181RK-04\u003c\/p\u003e\u003cp\u003eSame fill, same spec, manufacturer-direct: this cylinder replaces the Gasco 125-25 nitric oxide calibration gas. Browse all \u003ca href=\"\/collections\/disposable-calibration-gas\"\u003edisposable calibration gas\u003c\/a\u003e or find yours with the \u003ca href=\"\/pages\/find-your-part-number\"\u003epart number finder\u003c\/a\u003e.\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486483919065,"sku":"34L-125-25","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_3b635010-d463-43e7-abd4-88e3dd4d3df9.jpg?v=1778767434"},{"product_id":"34l-125-50","title":"Nitric Oxide 50 ppm Calibration Gas 34L Aluminum (Nitrogen)","description":"\u003cp\u003e50 PPM Nitric Oxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-125-50\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: F166050\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486484345049,"sku":"34L-125-50","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_65974300-6977-4591-bc9a-79e60d7e0f39.jpg?v=1778767436"},{"product_id":"34l-125-900","title":"Nitric Oxide 900 ppm Calibration Gas 34L Aluminum (Nitrogen)","description":"\u003cp\u003e900 PPM Nitric Oxide, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0425 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-125-900\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486484639961,"sku":"34L-125-900","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_9ba9b61c-f416-425b-953a-812bea92250d.jpg?v=1778767439"},{"product_id":"34l-314s-no2","title":"4-Gas Calibration Mix 34L Aluminum - 60 ppm CO, 10 ppm NO2, 50% LEL CH4, 15% O2","description":"\u003cp\u003e60 PPM Carbon Monoxide, 10 PPM Nitrogen Dioxide, 2.5 % Methane (50 % LEL) , 15 % Oxygen, Balance Nitrogen contained in a 34 Liter Aluminum cylinder With a C-10 connection. SDS # G-1915 gas wt.= 0.0442 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 34L-314S-NO2\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 10058172\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Standard","offer_id":48486488539353,"sku":"34L-314S-NO2","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_3e9f0ae4-673f-42dc-b0a1-40685d174608.jpg?v=1778767483"},{"product_id":"58l-111-10","title":"Nitrogen Dioxide 10 ppm Calibration Gas 58L Aluminum","description":"\u003cp\u003e10 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-111-10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/lumidor-calibration-gas-cross-reference\"\u003eLumidor\u003c\/a\u003e: GFV217 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z106710 | \u003ca href=\"\/pages\/rki-calibration-gas-cross-reference\"\u003eRKI\u003c\/a\u003e: 81-0180RK-02\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489489625,"sku":"58L-111-10","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_fb485d01-1a70-4edb-a811-0d16c6722f29.jpg?v=1778767492"},{"product_id":"58l-111-25","title":"Nitrogen Dioxide 25 ppm Calibration Gas 58L Aluminum","description":"\u003cp\u003e25 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-111-25\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/draeger-calibration-gas-cross-reference\"\u003eDraeger\u003c\/a\u003e: 4594959 | \u003ca href=\"\/pages\/industrial-scientific-calibration-gas-cross-reference\"\u003eISC\u003c\/a\u003e: 1810-1477 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z106725 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 10474575\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489522393,"sku":"58L-111-25","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_b9388360-4520-4e83-b125-a336a66c0f8a.jpg?v=1778767495"},{"product_id":"58l-111-5","title":"Nitrogen Dioxide 5 ppm Calibration Gas 58L Aluminum","description":"\u003cp\u003e5 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-111-5\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 8A420010 | \u003ca href=\"\/pages\/industrial-scientific-calibration-gas-cross-reference\"\u003eISC\u003c\/a\u003e: 1810-2219 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z10675 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 10474505\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489555161,"sku":"58L-111-5","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_112d1e96-50a4-43a4-9987-3eb59a0221d8.jpg?v=1778767498"},{"product_id":"58l-112-10","title":"Nitrogen Dioxide 10 ppm Calibration Gas 58L Aluminum (Air)","description":"\u003cp\u003e10 PPM Nitrogen Dioxide, Balance Air (20.9 % Oxygen balance Nitrogen) contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-5015 gas wt.= 0.0754 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-112-10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/bw-technologies-honeywell-calibration-gas-cross-reference\"\u003eBW\u003c\/a\u003e: CG2-D-10 | \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 8A420038 | \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 808977 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z106710A | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 10474525\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489587929,"sku":"58L-112-10","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_6777aeb8-3869-44ff-a559-e2ba0f658533.jpg?v=1778767500"},{"product_id":"58l-112-15","title":"Nitrogen Dioxide 15 ppm Calibration Gas 58L Aluminum (Air)","description":"\u003cp\u003e15 PPM Nitrogen Dioxide, Balance Air (20.9 % Oxygen balance Nitrogen) contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-5015 gas wt.= 0.0754 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-112-15\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±10%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489620697,"sku":"58L-112-15","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_7dd974cd-d894-4882-b7e1-cc584fd602be.jpg?v=1778767503"},{"product_id":"58l-112-5","title":"Nitrogen Dioxide 5 ppm Calibration Gas 58L Aluminum (Air)","description":"\u003cp\u003e5 PPM Nitrogen Dioxide, Balance Air (20.9 % Oxygen balance Nitrogen) contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-5015 gas wt.= 0.0754 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-112-5\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/biosystems-calibration-gas-cross-reference\"\u003eBIO\u003c\/a\u003e: 54-9056 | \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 8A420009 | \u003ca href=\"\/pages\/crowcon-calibration-gas-cross-reference\"\u003eCrowcon\u003c\/a\u003e: GCO0041 | \u003ca href=\"\/pages\/ist-aim-calibration-gas-cross-reference\"\u003eIST-AIM\u003c\/a\u003e: 585-000-012 | \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 710332 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z10675A\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489653465,"sku":"58L-112-5","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_caed2efe-385c-4cc4-b05f-8bfe0cf29913.jpg?v=1778767506"},{"product_id":"58l-125-10","title":"Nitric Oxide 10 ppm Calibration Gas 58L Aluminum (Nitrogen)","description":"\u003cp\u003e10 PPM Nitric Oxide, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-125-10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 8A410037 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z166010 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 10464000\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489686233,"sku":"58L-125-10","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_9b4e39bd-d5f1-4bc8-a45c-6b85cb6f717f.jpg?v=1778767509"},{"product_id":"58l-125-18","title":"Nitric Oxide 18 ppm Calibration Gas 58L Aluminum","description":"\u003cp\u003e18 PPM Nitric Oxide, Balance % Nitrogen, contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-125-18\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±10%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489719001,"sku":"58L-125-18","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_1afb68f7-b634-444b-ad64-41fcac64c0cc.jpg?v=1778767512"},{"product_id":"58l-125-25","title":"Nitric Oxide 25 ppm Calibration Gas 58L Aluminum (Nitrogen)","description":"\u003cp\u003e25 PPM Nitric Oxide, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-125-25\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/calgaz-calibration-gas-cross-reference\"\u003eCalgaz\u003c\/a\u003e: 8A410113 | \u003ca href=\"\/pages\/draeger-calibration-gas-cross-reference\"\u003eDraeger\u003c\/a\u003e: 4552020 | \u003ca href=\"\/pages\/ist-aim-calibration-gas-cross-reference\"\u003eIST-AIM\u003c\/a\u003e: 585-000-016 | \u003ca href=\"\/pages\/lumidor-calibration-gas-cross-reference\"\u003eLumidor\u003c\/a\u003e: GFV216 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z166025 | \u003ca href=\"\/pages\/portagas-calibration-gas-cross-reference\"\u003ePortagas\u003c\/a\u003e: 90094694\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486489948377,"sku":"58L-125-25","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_a75a95fc-1946-4903-86fa-c82ce07ed613.jpg?v=1778767515"},{"product_id":"58l-125-50","title":"Nitric Oxide 50 ppm Calibration Gas 58L Aluminum (Nitrogen)","description":"\u003cp\u003e50 PPM Nitric Oxide, Balance Nitrogen contained in a 58 Liter Aluminum cylinder With a C-10 connection. SDS # G-4815 gas wt.= 0.0725 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 58L-125-50\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±5%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross-Reference:\u003c\/strong\u003e \u003ca href=\"\/pages\/msa-calibration-gas-cross-reference\"\u003eMSA\u003c\/a\u003e: 812144 | \u003ca href=\"\/pages\/norlab-calibration-gas-cross-reference\"\u003eNorlab\u003c\/a\u003e: Z166050\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"58L Aluminum","offer_id":48486490177753,"sku":"58L-125-50","price":290.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-58l-aluminum_7635464e-0ac2-412a-b7e9-b1eb9143adeb.jpg?v=1778767519"},{"product_id":"116l-111-10","title":"Nitrogen Dioxide 10 ppm Calibration Gas 116L Aluminum","description":"\u003cp\u003e10 PPM Nitrogen Dioxide, Balance Nitrogen contained in a 116 Liter Aluminum cylinder With a C-10 connection. SDS # G-4915 gas wt.= 0.145 kg.,UN1956\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 116L-111-10\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTolerance:\u003c\/strong\u003e ±20%\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eShelf Life:\u003c\/strong\u003e 12 months\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"116L Aluminum","offer_id":48486503481561,"sku":"116L-111-10","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-116l-aluminum_2cdca399-24e1-4e51-b0f6-583249518604.jpg?v=1778767046"},{"product_id":"nitrogen-dioxide-400-ppm-calibration-gas-34l","title":"Nitrogen 400 — NO₂ 400 ppm Calibration Gas, 34L Aluminum (34L-111-400)","description":"\u003cp\u003e\u003cstrong\u003eNitrogen Dioxide (NO₂) 400 ppm calibration gas\u003c\/strong\u003e, balance nitrogen — NIST-traceable and manufacturer-direct. Spans and calibrates NO₂ \/ NOx gas detectors and emissions analyzers (diesel exhaust, combustion, stack and environmental monitoring).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 34L-111-400\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcentration:\u003c\/strong\u003e 400 ppm Nitrogen Dioxide (NO₂)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalance:\u003c\/strong\u003e Nitrogen (balance air also available — request)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCylinder:\u003c\/strong\u003e 34 L aluminum, C-10 connection. Also available in 58 L, 105 L \u0026amp; 116 L.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e 12 months from fill date.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e NIST-traceable certificate of analysis included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-reference:\u003c\/strong\u003e direct equivalent to Gasco and Cal Gas Direct nitrogen dioxide 400 ppm (\"nitrogen 400\") — same spec, manufacturer-direct pricing.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMade in the USA · ships in 48 hours.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLooking for \u003cstrong\u003enitrogen 400\u003c\/strong\u003e or 400 ppm \u003cstrong\u003enitrogen dioxide gas\u003c\/strong\u003e in a 34 L cylinder? Buy NO₂ 400 ppm span gas direct from the manufacturer.\u003c\/p\u003e\n\u003ch2\u003eNitrogen 400 (NO₂ 400 ppm) — sizes \u0026amp; part numbers\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eCylinder\u003c\/th\u003e\n\u003cth\u003ePart number\u003c\/th\u003e\n\u003cth\u003eBalance\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/nitrogen-dioxide-400-ppm-calibration-gas-34l\"\u003e34 L aluminum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e34L-111-400\u003c\/td\u003e\n\u003ctd\u003eNitrogen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/nitrogen-dioxide-400-ppm-calibration-gas-58l\"\u003e58 L aluminum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e58L-111-400\u003c\/td\u003e\n\u003ctd\u003eNitrogen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/nitrogen-dioxide-400-ppm-calibration-gas-105l\"\u003e105 L aluminum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e105L-111-400\u003c\/td\u003e\n\u003ctd\u003eNitrogen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/nitrogen-dioxide-400-ppm-calibration-gas\"\u003e116 L aluminum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e116L-111-400\u003c\/td\u003e\n\u003ctd\u003eNitrogen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eBalance-air versions (part numbers 34L\/58L\/105L\/116L-112-400) are also available. Same NO₂ 400 ppm spec as the Gasco, Cal Gas Direct and Scott “nitrogen 400” cylinders — bought direct from the manufacturer, without the distributor markup.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSpan and bump testing of NO₂ \/ NOx gas detectors and monitors\u003c\/li\u003e\n\u003cli\u003eVehicle and diesel-exhaust emissions testing\u003c\/li\u003e\n\u003cli\u003eCombustion and stack-gas analysis\u003c\/li\u003e\n\u003cli\u003eAmbient air-quality and environmental monitoring\u003c\/li\u003e\n\u003cli\u003eIndustrial hygiene and confined-space safety programs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is “nitrogen 400” gas?\u003c\/strong\u003e “Nitrogen 400” is the common name for nitrogen dioxide (NO₂) calibration gas at 400 ppm, used to span and calibrate NO₂ \/ NOx detectors. This is that gas, manufacturer-direct.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNitrogen or air balance?\u003c\/strong\u003e This cylinder is balance nitrogen. A balance-air version (part number 34L-112-400) is also available if your detector requires it.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e 12 months from the fill date. Every cylinder ships with a NIST-traceable Certificate of Analysis.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich detectors is it compatible with?\u003c\/strong\u003e NO₂ \/ NOx detectors from MSA, Dräger, Honeywell, RAE Systems, BW and Industrial Scientific, using the C-10 cylinder connection and a compatible fixed-flow regulator.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow fast does it ship?\u003c\/strong\u003e Made in the USA and ships in 48 hours from our Florida facility.\u003c\/p\u003e","brand":"Trigas USA","offers":[{"title":"Default Title","offer_id":48851821560025,"sku":"34L-111-400","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/3713\/3017\/files\/cylinder-34l-aluminum_91c2a4be-ba76-4c36-92ee-1e2a5dc78b6c.jpg?v=1778766995"}],"url":"https:\/\/trigas-usa.com\/collections\/nitrogen-dioxide.oembed?page=2","provider":"Trigas USA ","version":"1.0","type":"link"}