GASCO 103L-85-0.4, 10% LEL Hydrogen (0.4% Volume), balance air, calibration gas, contained in a 103 Liter Disposable Steel Cylinder, Cylinder Connection C-10, Calibration Certificate NIST, Made in the USA
Order GASCO 103L-85-0.4, from Cal Gas Direct, 10% LEL Hydrogen (0.4% Volume) Calibration Gas Balance Air 103 Liter, NIST Standards, Made in the USA.