Gasco Multi-Gas 399S: 15% vol. Methane, 15% Carbon Dioxide, Balance Nitrogen

By Gasco



Buy Gasco 399S Multi-Mix Calibration Gas - FREE shipping over $299* and Lowest Price Guarantee*.

  • Precision calibration gas used to calibrate sensors in gas detection equipment for environmental emissions monitoring, industrial hygiene monitors and trace impurity analyzers.
  • Exceeds or meets the requirements of Gas Detection Equipment Manufacturers
  • Fully compatible with all manufacturers' calibration sensors, equipment and detectors
  • Precision blended and inspected to industry standards - National Institute of Standards and Technology (NIST) traceable and certified
  • Made in the USA by GASCO, ISO 9001:2008 Certified

Contact us for custom dual, triple and quad calibration gas mixtures.

Subject to hazardous materials shipping requirements.

Technical Specs

Gas Mixture: 15% vol. Methane, 15% Carbon Dioxide, Balance Nitrogen
Gas Type: Non-Reactive Multi-Mixture
Cylinder Sizes:
Steel: 17 Liter, 34 Liter, 103 Liter, 221 Liter
EcoSmart: 44 Liter, 58 Liter, 66 Liter, 116 Liter
Part Numbers: 17L-399S, 34LS-399S, 116L-399S, 221L-399S, 44ES-399S, 58ES-399S, 66ES-399S, 116ES-399S
Compatible Part Numbers: Compatible with calibration sensors requiring the specified concentration and balance gas.
Manufactured by: Gasco Affiliates, LLC
Shelf Life: 48 months
Regulator Compatibility: 17L & 34L: CGA 600 valve inlet
221L: CGA 165 valve inlet (requires adapter)
103L & EcoSmart: C-10 valve inlet

CGA 600 Regulators:
Control Valve (CV-2)

CGA 600 & C-10 Regulators:
Fixed Flow (70 Series)
Demand Flow (75-DFR)
Dial-a-Flow (74-DAF)
Fixed Flow Push Button (73-PBR)
Trigger Control Fixed Flow (70-Trigger)
Flow Matching Valve (72-MFV)

Tubing Compatibility: Teflon® or Vinyl Tubing
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