BW Technologies CG2-S-20-34 Sulfur Dioxide Calibration Gas - 20 ppm (SO2) 34L

By BW Technologies Equivalent


Balance Gas: Nitrogen

Size: 34L


  • BW Technologies equivalent 20 ppm Sulfur Dioxide (SO2) span gas cylinder used to calibrate BW gas detection equipment with sulfur dioxide gas sensors.
  • Fully compatible with BW Technologies gas detectors requiring 20 ppm sulfur dioxide with balance nitrogen.
  • 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 sulfur dioxide calibration gas mixtures.

Subject to hazardous materials shipping requirements.

Technical Specs

Target Gas: Sulfur or Sulphur Dioxide (SO2)
Concentration: 20 parts per million
Balance Gas: Nitrogen
Gas Type: Reactive
Cylinder Size: 34L
Part Numbers:
BW Part Number: CG2-S-20-34
GASCO Part Number: 34L-175-20
Manufactured by: Gasco Affiliates, LLC
Shelf Life: 15 Months
Regulator Compatibility: Valve Inlet: C-10 (all cylinders)
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® Tubing

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