Below is a list of our most popular products. Call 800-910-0051 for questions on additional mixes.
We make thousands of mixes. Call us at 800-910-0051 if you’re looking for a mix not listed.
The part number prefix for each gas is determined by the cylinder size (10L, 17L, 34L, 34LS, 44L, 58ES, 58L, 66ES, 74L, 103L, 105, 116ES, 116L, 221L, 552L).
The part number suffix for each gas is determined by the gas mixture of interest, the gas concentration and the corresponding number to the far left column. Example: Gasco P/N 17L-50-100 is a 17 liter cylinder containing 100 PPM Carbon Monoxide in Air.
BENZENE (C6 H6 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -21-0.5 0.5 PPM Air -21-5 5 PPM Air
Air
0.5 PPM to 100 PPM
Warranty: 48 Mo.
BUTANE (C4 H10 )
SUFFIX PART NUMBER CONCENTRATION BALANCE Air
Air
10 PPM to 0.9%
Warranty: 48 Mo.
CARBON DIOXIDE (CO2 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -34-1000 1000 PPM Nitrogen -34-1900 1900 PPM Nitrogen -35-1 1.0% Vol. Nitrogen -35-2.5 2.5% Vol. Nitrogen -35-5 5.0% Vol. Nitrogen -35-10 10% Vol. Nitrogen -36-2 2.0% Vol. Air -37-100 300 PPM Air -37-1000 1000 PPM Air
Air or Nitrogen
50 ppm-100% vol.
Warranty: 48 Mo.
CARBON MONOXIDE (CO)
SUFFIX PART NUMBER CONCENTRATION BALANCE -49-50 50 PPM Nitrogen -49-1000 1000 PPM Nitrogen -50-25 25 PPM Air -50-30 30 PPM Air -50-50 50 PPM Air -50-100 100 PPM Air -50-200 200 PPM Air -50-250 250 PPM Air -50-300 300 PPM Air -50-750 750 PPM
ETHYLENE (C2 H4 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -62A-1.15 1.15% Vol. Air -62A-20 20 PPM Air -62A-50 50 PPM Air
Air
10 ppm-1.35% vol.
Warranty: 48 Mo.
HELIUM (He)
SUFFIX PART NUMBER CONCENTRATION BALANCE
N/A
100% vol.
Warranty: 48 Mo.
HEXANE (C6 H14 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -262-15 15% LEL / 0.18% Vol. Air -262-40 40% LEL / 0.44% Vol. Air -289-300 300 PPM Air
HYDROGEN (H2 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -83 99.999% Vol. -85-2 50% LEL / 2.0% Vol. Air -92-200 200 PPM Air -92-800 800 PPM Air
Air or Nitrogen
10 ppm-2.0% vol.
Warranty: 48 Mo.
ISOBUTYLENE (C4 H8 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -248-50 50 PPM Air -248-100 100 PPM Air
Air
10-250 ppm
Warranty: 48 Mo.
METHANE (CH4 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -132 99.999% Vol. -135A-1 20% LEL / 1.0% Vol. -135A-1.5 30% LEL / 1.5% Vol. Air -135A-2.5 50% LEL / 2.5% Vol. Air -150A-10 10 PPM Air -150A-100 100 PPM Air -135N-2.5 2.5% Vol. Nitrogen -135N-20 20% Vol. Nitrogen -150A-50 50 PPM Air -150N-100 100 PPM Nitrogen
Air or Nitrogen
10 ppm-2.5% vol.
Warranty: 48 Mo.
NITROGEN (N2 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -114 99.999% Vol. Air
N/A
100% vol.
Warranty: 48 Mo.
OXYGEN (O2 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -161-5 5% Vol. Nitrogen -161-18.5 18.5% Vol. Nitrogen -161-19 19% Vol. Nitrogen -1 (ZERO Air) 20.9% Vol. Nitrogen
Nitrogen
0.4-100% vol.
Warranty: 48 Mo.
PENTANE (C5 H12 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -154-25 25% LEL / 0.35% Vol. Air -154-30 30% LEL / 0.42% Vol. Air -154-50 50% LEL / 0.75% Vol. Air
Air
10 ppm-0.75% vol.
Warranty: 48 Mo.
PROPANE (C3 H8 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -176-0.63 30% LEL / 0.66% Vol. Air -176-0.7 33.33% LEL / 0.70% Vol. Air 176-1.05 50% LEL / 1.05% Vol. Air -176N-5 5% Vol. Nitrogen -176N-10 5% Vol. Nitrogen -176P-50 50 PPM Air
Air
10 ppm-1.1% vol.
Warranty: 48 Mo.
PROPYLENE (C3 H6 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -293N 5.6% Vol. Nitrogen
Nitrogen
50 ppm-5.6% vol.
Warranty: 48 Mo.
REFRIGERANTS
SUFFIX PART NUMBER CONCENTRATION BALANCE
TOLUENE (C7 H8 )
SUFFIX PART NUMBER CONCENTRATION BALANCE -242N-100 100 PPM Nitrogen
Air
10-150 ppm
Warranty: 48 Mo.
ZERO Air
SUFFIX PART NUMBER CONCENTRATION BALANCE -1 20.9% vol. Oxygen Nitrogen
N/A
20.9% oxgyen / nitrogen
Warranty: 48 Mo.