COMPRESSED GAS (CARBON MONOXIDE, HYDROGEN SULFIDE, METHANE, OXYGEN, NITROGEN) (INC IGV)
US$ 1, 600.00
48.3 PPM CARBON MONOXIDE CAS: 630-08-0
8.0 PPM HYDROGEN SULFIDE CAS: 7783-06-4
1202 PPM METHABE CAS: 74-82-8
10.13 % OXYGEN CAS: 7782-44-7
89.74417 % NITROGEN CAS: 7727-37-9