4-GAS QUAD MIX

Quad Gas Mixture

P/N 4-Gas Calibration Mix 34L Aluminum - 50 ppm CO, 10 ppm SO2, 50% LEL CH4, 19.5% O2· ±5%· 24 months shelf life
34L-433-19.5 — Trigas USA calibration gas cylinder

4-Gas Calibration Mix 34L Aluminum - 50 ppm CO, 10 ppm SO2, 50% LEL CH4, 19.5% O2

Standard
$125.00
$125.00
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34L-433-19.5 — Trigas USA calibration gas cylinder
  • 34L-433-19.5 — Trigas USA calibration gas cylinder
  • 34L-433-19.5 — Trigas USA calibration gas cylinder
4-Gas Calibration Mix 34L Aluminum - 50 ppm CO, 10 ppm SO2, 50% LEL CH4, 19.5% O2

4-Gas Calibration Mix 34L Aluminum - 50 ppm CO, 10 ppm SO2, 50% LEL CH4, 19.5% O2

$125.00
$125.00
Cylinder SizeStandard
COA included
Certificate of analysis
NIST traceable
Lab-certified tolerance
24 mo shelf life
From fill date
Ships in 48 hrs
In 2 business days
Carbon Monoxide
50 ppm · ±5%
Sulfur Dioxide
10 ppm · ±5%
Methane
2.5% (50% LEL) · ±5%
Oxygen
19.5% · ±5%
Balance gas
Nitrogen
Cylinder material
Aluminum · disposable
Cylinder volume
34L
Gas weight
0.0442 kg
Outlet connection
C-10
Shelf life
24 months from fill date
Certification
NIST-traceable COA included
DOT classification
UN1956 · 2.2 Non-flammable gas
SDS reference
G-2215
Trigas part number
34L-433-19.5

Every cylinder ships with a NIST-traceable Certificate of Analysis. Request product-specific files in 1 business day.

COA
Certificate of Analysis PDF · NIST-traceable
SDS
Safety Data Sheet PDF · OSHA / GHS
DOT
Shipping declaration PDF · 49 CFR
USE
Storage & handling PDF · best practices

Calibration gas mixture matched to the most common 4-gas confined-space detectors. Use with a standard demand-flow regulator.

MSA
Altair 4X · Altair 4XR
Altair 5X · Altair Pro
Honeywell BW
GasAlert Quattro
BW Clip · MicroClip XL
Industrial Scientific
Ventis Pro4 · Ventis MX4
iNet · GasBadge Pro
RAE Systems
MultiRAE Lite · QRAE 3
MeshGuard · ToxiRAE Pro
Draeger
X-am 2500 · X-am 5000
X-am 8000 · Pac 7000
RKI Instruments
GX-2009 · GX-2012
GX-3R Pro · Eagle 2

Compatibility based on manufacturer specs. If your detector is not listed, contact us — we likely have a matching mix.

Complete your kit

Add the regulator

This mix contains reactive gas — a stainless steel regulator is recommended. A regulator is required to deliver gas from this cylinder to your detector at a controlled flow rate. This cylinder uses a C-10 connection.

Fixed Flow Calibration Gas Regulator — C-10, Stainless SteelFixed Flow Calibration Gas Regulator — C-10, Stainless Steel$124.00Add →Demand Flow Calibration Gas Regulator — C-10, Stainless SteelDemand Flow Calibration Gas Regulator — C-10, Stainless Steel$279.00Add →
Volume pricing

Buying for a fleet?

Tier discounts apply automatically at checkout.

1–2 cyl
$125
3–9 cyl
$116.25
SAVE 7%
10–24 cyl
$107.50
SAVE 14%
25+ cyl
Request quote →
USA
Made in USA
NIST
NIST-traceable COA
DOT
DOT certified shipping
48H
Ships in 48 hours