Industrial Scientific 1810-5262 Equivalent Calibration Gas: 50% LEL Methane, 20.9% Oxygen, 50 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Air

[[start tab]] Description 50% LEL Methane / 20.9% Oxygen / 50 ppm Carbon Monoxide / 25 ppm Hydrogen Sulfide / Balance Air Industrial Scientific multi-mixture calibration gas used to calibrate ISC gas detection equipment. Fully compatible with Industrial Scientific gas detectors requiring specified cal gas mixture. 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 span gas mixtures. Subject to hazardous materials shipping requirements. Note: ISC Calibration Gas By GASCO is an equivalent and does not include an iCard. [[end tab]] [[start tab]] Technical Specs Gas Mixture: 50% LEL Methane, 20.9% Oxygen, 50 ppm Carbon Monoxide, 25 ppm Hydrogen Sulfide, Balance Air Gas Type: Reactive Multi-Mixture Cylinder Size: 58L Part Numbers: ISC Part Number: 1810-5262 GASCO Part Number: 58L-412