{"product_id":"nitrogen-dioxide-400-ppm-calibration-gas-34l","title":"Nitrogen Dioxide (NO₂) 400 ppm Calibration Gas — Balance Nitrogen, 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","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\/products\/nitrogen-dioxide-400-ppm-calibration-gas-34l","provider":"Trigas USA ","version":"1.0","type":"link"}