Detcon Carbon Dioxide, 2.5% in Air, 103 liters -- 942-400123-2X5
from IST Group

Calibration Gas Cylinder. Accurate. All gases are made to the highest accuracy with traceability to N.I.S.T. standards. Portable, Inexpensive & Convenient. Cylinders are light and portable. There are no deposits or rental charges and they are disposable. Quality Assurance. Each cylinder is... [See More]

  • Industrial Gases: Carbon dioxide
  • Concentration: 2.5
  • Composition: Trace Gas
  • Product Form: Bulk Gaseous
Criteria Pollutants -- US EPA Protocols
from Linde North America, Inc.

Linde ’s protocol gas standards are manufactured, analyzed, and certified to meet or exceed all of the requirements of EPA-600/R-97/121. [See More]

  • Industrial Gases: Hydrogen Sulfide; Nitrogen; Nitric Oxide; Nitrous Oxide; Air; Oxygen; Carbon dioxide; Carbon Monoxide; Sulfur Dioxide; Methane; Propane
  • Product Form: Bulk Gaseous
  • Concentration: 1 to 20
Natural Gas Standard #1
from Restek

Available in three mixes, from lean to rich. Each has an extended list of C6+ components. [See More]

  • Industrial Gases: Nitrogen; Carbon dioxide; Butane; Ethane; Methane; Propane; Isopentane, N-Pentane, Hexanes plus
  • Concentration: 0.1000 to 94.75
  • Composition: Mixture
  • Product Form: Bulk Gaseous