- All Products
- Shop by Brands
- BW Technologies
- BW Technologies
- BW Technologies Monitors
- Models
- BW Clip
- BW Clip4
- GasAlertClip Extreme
- GasAlert Extreme
- GasAlertMicroClip XT
- GasAlertMicroClip XL
- GasAlertMicroClip X3
- GasAlertQuattro
- GasAlertMax XT II
- GasAlertMicro 5 Series
- SamplerPak
- IntelliDox Docking System
- MicroDock II
- BW Ultra
- BW Solo
- Gas Monitors
- Gas Monitor Manufacturers
- BW Technologies
- Bacharach
- Biosystems
- Crowcon
- Gas Clip Technologies
- GfG Instruments
- GMI/Detcon
- Honeywell Analytics
- MSA
- RAE Instruments
- RKI Instruments
- Gas Monitor Categories
- Single-Gas Monitors
- Multi-Gas Monitors
- Zero Maintenance Monitors
- Fixed System Gas Monitors
- Confined Space Kits
- Wireless Fixed Point Gas Detectors
- Hydrogen Sulfide (H2S) Monitors
- Calibration Gas
- Combustion Analyzers
- Water Quality
- Reliability Instruments
- Refractometers
- HVAC
- Weather
- Temperature
- Laboratory
- Sound
- IAQ
- Electrical
- All Categories
-
Methane (CH4) 221 Liter Cylinder 2.5% Methane (50% LEL), 100 PPM CO, 18% O2 / N2
Brand: Norlab | Item #: M197150LM40$220.00
×Methane (CH4) 221 Liter Cylinder 2.5% Methane (50% LEL), 100 PPM CO, 18% O2 / N2
-
Ethylene 221 Liter Cylinder 1.15% / Air
Brand: Norlab | Item #: M19621-15VA$220.00
×Ethylene 221 Liter Cylinder 1.15% / Air
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 50 PPM CO, 0.12% N-Hexane, 12% O2 / N2
Brand: Norlab | Item #: F105325PM98$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 50 PPM CO, 0.12% N-Hexane, 12% O2 / N2
-
Hydrogen (H2) 221 Liter Cylinder 1% / N2
Brand: Norlab | Item #: M10491VN$220.00
×Hydrogen (H2) 221 Liter Cylinder 1% / N2
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 200 PPM CO, 0.35% Pentane (25% LEL) 19% O2 / N2
Brand: Norlab | Item #: F105325PM81$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 200 PPM CO, 0.35% Pentane (25% LEL) 19% O2 / N2
-
Methane (CH4) 221 Liter Cylinder 2% Methane (40% LEL), 40 PPM CO, 20.9% O2 / N2
Brand: Norlab | Item #: M197140LM3$220.00
×Methane (CH4) 221 Liter Cylinder 2% Methane (40% LEL), 40 PPM CO, 20.9% O2 / N2
-
Hydrogen Sulfide (H2S) 58 Liter Cylinder 25 PPM / Pentane 50% LEL / O2 16% / N2
Brand: Norlab | Item #: Z105325PM56$248.00
×Hydrogen Sulfide (H2S) 58 Liter Cylinder 25 PPM / Pentane 50% LEL / O2 16% / N2
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 100 PPM CO, 0.7% Pentane (50% LEL), 18% O2 / N2
Brand: Norlab | Item #: F105325PM85$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 100 PPM CO, 0.7% Pentane (50% LEL), 18% O2 / N2
-
Hydrogen (H2) 221 Liter Cylinder 2000 PPM / N2
Brand: Norlab | Item #: M10492000PN$220.00
×Hydrogen (H2) 221 Liter Cylinder 2000 PPM / N2
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 50 PPM CO, 1.05% Propane, 20.9% O2 / N2
Brand: Norlab | Item #: F105325PM42$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 25 PPM H2S, 50 PPM CO, 1.05% Propane, 20.9% O2 / N2
-
Methane (CH4) 221 Liter Cylinder 1.62% Methane, 18% O2 / N2
Brand: Norlab | Item #: M19711-62VM3$220.00
×Methane (CH4) 221 Liter Cylinder 1.62% Methane, 18% O2 / N2
-
Methane (CH4) 221 Liter Cylinder 2.5% Methane (50% LEL), 200 PPM CO, 19.5% O2 / N2
Brand: Norlab | Item #: M197150LM18$220.00
×Methane (CH4) 221 Liter Cylinder 2.5% Methane (50% LEL), 200 PPM CO, 19.5% O2 / N2
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 10 PPM H2S, 50 PPM CO, 0.70% Pentane (50% LEL), 20.9% O2 /…
Brand: Norlab | Item #: F105310PM31$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 10 PPM H2S, 50 PPM CO, 0.70% Pentane (50% LEL), 20.9% O2 / N2
-
Methane (CH4) 221 Liter Cylinder 2.5% Methane (50% LEL), 50 PPM CO, 17% O2 / N2
Brand: Norlab | Item #: M197150LM3$220.00
×Methane (CH4) 221 Liter Cylinder 2.5% Methane (50% LEL), 50 PPM CO, 17% O2 / N2
-
Nitrogen Dioxide (NO2) 29 Liter Cylinder 250 PPM / N2
Brand: Norlab | Item #: F1067250PN$280.50
×Nitrogen Dioxide (NO2) 29 Liter Cylinder 250 PPM / N2
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 40 PPM H2S, 200 PPM CO, 2.5% CH4 (50% LEL), 10% O2 / N2
Brand: Norlab | Item #: F105340PM2$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 40 PPM H2S, 200 PPM CO, 2.5% CH4 (50% LEL), 10% O2 / N2
-
Methane (CH4) 221 Liter Cylinder 10 PPM / Air
Brand: Norlab | Item #: M197110PA$220.00
×Methane (CH4) 221 Liter Cylinder 10 PPM / Air
-
Hydrogen Sulfide (H2S) 58 Liter Cylinder 25 PPM / N-Pentane 25% LEL / O2 19% / N2
Brand: Norlab | Item #: Z105325PM83$248.00
×Hydrogen Sulfide (H2S) 58 Liter Cylinder 25 PPM / N-Pentane 25% LEL / O2 19% / N2
-
Carbon Monoxide (CO) 221 Liter Cylinder 2000 PPM / Air
Brand: Norlab | Item #: M10162000PA$220.00
×Carbon Monoxide (CO) 221 Liter Cylinder 2000 PPM / Air
-
Hydrogen Sulfide (H2S) 29 Liter Cylinder 10 PPM H2S, 60 PPM CO, 1.5% CH4 (58% LEL Pentane SIM), 15%…
Brand: Norlab | Item #: F105310PM4$225.50
×Hydrogen Sulfide (H2S) 29 Liter Cylinder 10 PPM H2S, 60 PPM CO, 1.5% CH4 (58% LEL Pentane SIM), 15% O2 / N2
-
Hydrogen Sulfide (H2S) 58 Liter Cylinder 100 PPM / Air
Brand: Norlab | Item #: Z1053100PA$220.00
×Hydrogen Sulfide (H2S) 58 Liter Cylinder 100 PPM / Air
-
Sulfur Dioxide (SO2) 58 Liter Cylinder 10 PPM SO2, 50 PPM CO, 2.5% CH4, 19% O2 / N2
Brand: Norlab | Item #: Z107910PM4$209.00
×Sulfur Dioxide (SO2) 58 Liter Cylinder 10 PPM SO2, 50 PPM CO, 2.5% CH4, 19% O2 / N2
-
Methane (CH4) 221 Liter Cylinder 1.5% Methane, 50 PPM CO, 2.5% CO2, 18% O2 / N2
Brand: Norlab | Item #: M197130LM6$220.00
×Methane (CH4) 221 Liter Cylinder 1.5% Methane, 50 PPM CO, 2.5% CO2, 18% O2 / N2
-
Dual Stage Demand Flow Regulator for 103 / 29 / 58 Liter Cylinders
Brand: Norlab | Item #: 8C10DS$280.00
×Dual Stage Demand Flow Regulator for 103 / 29 / 58 Liter Cylinders
Calibration & Repair
Book certified service and repairs using our simple online work-order system.
View Services