Product Description
GASCO 116L-412: X04AI97CP160005 | 50 PPM CARBON MONOXIDE, 25 PPM HYDROGEN SULFIDE, 2.5 % METHANE (50 % LEL) , BALANCE AIR (20.9 % OXYGEN BALANCE NITROGEN) CONTAINED IN A 116 LITER ALUMINUM CYLINDER WITH A C-10 CONNECTION. Certification NIST, Made in USA