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PORTACAL® Carbonyl Sulfide calibration. Carbonyl sulfide (COS) is a colorless, poisonous, flammable gas with a distinct sulfide odor. Carbonyl Sulfide is toxic and narcotic in low concentrations and presents a moderate fire hazard. Carbonyl Sulfide is widely used as a fumigant.

Use PORTACAL® Carbonyl sulfide calibration gas to be sure your gas detection instrumentation is functioning properly.

Carbonyl Sulfide balance in Nitrogen, Available in 34, 58 or 116 Liter Aluminum Cylinder