Calibration Gases

Apollo Safety offers a wide range of NIST traceable calibration gases for all calibration needs.

Ammonia (NH3) Available in 10, 25, 100, 200 PPM

Carbon Monoxide (CO) Available in 25, 50, 100, 300, 500 PPM

Chlorine (CL2) Available in 2, 5, 10 PPM

Hydrogen (H2) Availble in 10% LEL, 50 % LEL

Hydrogen Sulfide (H2S)

Hydrogen Cyanide (HCN)

Methane (CH4) Available in 5% LEL, 10% LEL, 50% LEL and 99.9%/Vol

Nitrogen (N2) Available in in 99.9% / Vol

Sulfur Dioxide (SO2) Available in 5 , 10 PPM

Silane (SiH4) Available in 5, 10 PPM

Hexane15% / LEL

Many other concentrations and custom calibration mixtures also available. 

Call toll-free 800-813-5408 to speak with one of our gas detection experts.

Prices are subject to change without notice due to ongoing tariff adjustments and market conditions. For the most accurate and up-to-date pricing, please contact us directly.

Cal Kit,EAG,LEL/O2/H2S/CO2,34L,dem flow reg SKU: 814-068-05-DLV Price: $550.00 In Stock	Cal kit, EAGLE 2, 58AL cyl H2S/CO/CH4/O2, 103L cyl 10 ppm isobutylene in air, dem flow reg, case & tubing SKU: 815-101-P1 Price: $725.00 In Stock
Cal kit, EAGLE 2, 34AL cyl H2S/CO/CH4/O2, 34AL cyl 10 ppm isobutylene in air, dem flow reg, case & tubing SKU: 815-101-P1-DLV Price: $700.00 In Stock	Cal kit, EAGLE 2, 58AL cyl H2S/CO/CH4/O2, 103L cyl 100 ppm isobutylene in air, dem flow reg, case & tubing SKU: 815-101-P2 Price: $725.00 In Stock
Cal kit, EAGLE 2, 34AL cyl H2S/CO/CH4/O2, 34AL cyl 100 ppm isobutylene in air, dem flow reg, case & tubing SKU: 815-101-P2-DLV Price: $700.00 In Stock	AirLink 6940 cal kit equipment for 1-2 cylinders, includes carrying case, regulator for 34AL cylinders, tubing, cal cup (cylinders sold separately) SKU: 81-429-LV Price: $450.00 In Stock
AirLink 6940 cal kit equipment for 1-2 cylinders, includes carrying case, regulator for 34AL/58AL/103L cylinders, tubing, cal cup (cylinders sold separately) SKU: 81-429 Price: $440.00 In Stock	AirLink 6940 cal kit equipment for 3 cylinders, includes carrying case, regulator for 34AL/58AL/103L cylinders, tubing, cal cup (cylinders sold separately) SKU: 81-439 Price: $580.00 In Stock
AirLink 6940 cal kit equipment for 4 cylinders, includes carrying case, regulator for 34AL/58AL/103L cylinders, tubing, cal cup (cylinders sold separately) SKU: 81-449 Price: $685.00 In Stock	Bump test cylinder, H2S 40 ppm / CO 100 ppm / Methane 50% LEL / O2 12% in N2, 11AL aerosol SKU: 81-0154RK-06 Price: $58.00 In Stock
Bump test cylinder, H2S 40 ppm / CO 100 ppm / Methane 50% LEL / O2 12% in N2, 11AL aerosol with cal cup for GX-2009 SKU: 81-0154RK-06-10 Price: $79.00 In Stock	Bump test cylinder, H2S 40 ppm / CO 100 ppm / Methane 50% LEL / O2 12% in N2, 11AL aerosol, with red plastic straw and gas bag for GX-2012 SKU: 81-0154RK-06-11 Price: $79.00 In Stock
Bump test kit, GX-3R or GX-3R Pro, 7AL cyl CO 50 ppm / CH4 50% LEL / O2 12% in N2, regulator 0.25 LPM, case & tubing SKU: 81-GX3RBUMP Price: $315.00 In Stock	Cal cap for GX-2001 and GX-2009 SKU: 81-1107RK Price: $19.00 In Stock
Cal cup for 82 single gas series, GX-82/86/91B (Not for GX-82A or GX-86A) SKU: 81-1109RK Price: $53.00 In Stock	Cal cup for ammonia (NH3) SC-01 SKU: 81-1139RK-NH3 Price: $116.00 In Stock
Cal cup for chlorine (Cl2) SC-01 SKU: 81-1139RK-CL2 Price: $116.00 In Stock	Cal cup for ESM-01 diffusion ammonia sensors, fixed systems SKU: 81-1138RK-NH3 Price: $80.00 In Stock
Cal cup for ESM-01 diffusion chlorine sensors, fixed systems SKU: 81-1138RK-CL2 Price: $80.00 In Stock	Cal cup for ESM-01 diffusion sensors, fixed systems (not for Cl2 or NH3) SKU: 81-1138RK Price: $80.00 In Stock
Cal cup for Freon sensor with 3 ft tubing, non explosion proof Air Alert and AirLink Alert type detectors SKU: 81-1186 Price: $215.00 In Stock	Cal cup for GD-A8 and GD-A8V,w/fitting SKU: 81-1120RK Price: $116.00 In Stock
Cal cup for general SC-01 use, (NOT for CL2 or NH3) SKU: 81-1139RK Price: $106.00 In Stock	Cal cup for IR 3/4” NPT sensor SKU: 81-1103RK Price: $16.00 In Stock
Cal cup for OX-600 / EC-600 SKU: 81-1153 Price: $48.00 In Stock	Cal cup for RKI potted 1/2 NPT sensor SKU: 81-1122RK Price: $21.00 In Stock
Cal cup w/diffuser holes, for RKI potted 1/2 NPT SKU: 81-1122RK-01 Price: $48.00 In Stock	Cal cup with diffuser holes, for 1/2 NPT sensor SKU: 81-1112RK-01 Price: $55.00 In Stock
Cal cup, diffusion EAGLE SKU: 81-1123RK Price: $36.00 In Stock	Cal cup, diffusion, super toxic, GD-K8A, (rim feed) SKU: 81-1114RK Price: $28.00 In Stock
Cal cup, LEL,Screw on,w/ftgs,for 1/2 inch NPT sensor SKU: 81-1112RK Price: $78.00 In Stock	Cal cup, PS-2, with Screws SKU: 81-1113RK Price: $5.30 In Stock
Cal cup, standard, fixed systems, for conduit mounting, LEL/O2/H2S/CO, (NPT type) SKU: 81-1117RK Price: $58.00 In Stock	Cal cup/splash guard assembly, for CT7 sensor housing SKU: 81-1116RK Price: $69.00 In Stock
Cal Kit with no gas,reg for 34L steel cyl SKU: 81-34SNG-DLV Price: $395.00 In Stock	Cal kit, 103L steel cyl 10% LEL (4,000 ppm) Hydrogen in Air, 103L steel cyl 30% LEL Hydrogen in Air, reg with gauge & knob, cal cup for PS 2, screwdriver, case & tubing SKU: 81-PS2H2 Price: $550.00 In Stock
Cal kit, 103L steel cyl 10% LEL Propane in air, 103L steel cyl 30% LEL Propane in air, reg with gauge & knob, cal cup for PS-2, screwdriver, case & tubing SKU: 81-PS2PR Price: $550.00 In Stock	Cal kit, 34L cyl 10% LEL (4,000 ppm) Hydrogen in Air, 34L cyl 25% LEL Hydrogen in Air, reg with gauge & knob, cal cup for PS 2, screwdriver, case & tubing SKU: 81-PS225H2-LV Price: $355.00 In Stock
Cal kit, 34L cyl 10% LEL (4,000 ppm) Hydrogen in Air, 34L cyl 30% LEL Hydrogen in Air, reg with gauge & knob, cal cup for PS 2, screwdriver, case & tubing SKU: 81-PS2H2-LV Price: $355.00 In Stock	Cal kit, 34L cyl 10% LEL Methane in Air, 34L cyl 25% LEL Methane in Air, reg with gauge & knob, cal cup for PS 2, screwdriver, case & tubing SKU: 81-PS2CH4 Price: $355.00 In Stock