Gastec Gas Tubes

Oil Mist Detection Tube – 0.3 to 1.5 mg/m³

This Oil Mist detection tube is designed for long-duration, low-level aerosol monitoring across a precise 0.3 to 1.5 mg/m³ range. Built for extended sampling, the tube delivers clear colorimetric results in approximately 60 minutes when used with a...

Oxygen Detection Tube – 3 to 24%

This Oxygen detection tube is designed for fast, reliable oxygen concentration verification across a controlled 3 to 24% range. Built for efficient field use, the tube delivers clear colorimetric results in approximately 30 seconds to 1 minute when used...

Ozone Detection Tube – 0.025 to 3 PPM

This Ozone detection tube is engineered for ultra-low level air monitoring across a precise 0.025 to 3 ppm range. Built for sensitive field sampling, the tube delivers clear colorimetric results in approximately 30 seconds to 10 minutes when used with a...

Ozone Detection Tube – 4 to 400 PPM

This Ozone detection tube is designed for fast, reliable workplace air monitoring across a broad 4 to 400 ppm range. Built for efficient field use, the tube delivers clear colorimetric results in approximately 30 seconds to 3.75 minutes when used with a...

Ozone Solution Detection Tube – 1 to 10 mg/L

This Ozone Solution detection tube is designed for accurate dissolved ozone monitoring across a controlled 1 to 10 mg/L range. Built for efficient field and laboratory use, the tube delivers clear colorimetric results in approximately 3 minutes when used...

Petroleum Naphtha Detection Tube – 0.5 to 28 mg/L

This Petroleum Naphtha detection tube is designed for fast, reliable workplace air monitoring across a broad 0.5 to 28 mg/L range. Built for efficient field use, the tube delivers clear colorimetric results in approximately 30 seconds to 1.5 minutes when...

Phenol Detection Tube – 0.4 to 187 PPM

This Phenol detection tube is designed for reliable workplace air monitoring across a broad 0.4 to 187 ppm range. Built for flexible field use, the tube delivers clear colorimetric results in approximately 45 seconds to 6 minutes when used with a...

Phosgene Detection Tube – 0.05 to 20 PPM

This Phosgene detection tube is designed for accurate low-level toxic gas monitoring across a controlled 0.05 to 20 ppm range. Built for regulated field sampling, the tube delivers clear colorimetric results in approximately 1 to 10 minutes when used...

Phosphine Detection Tube – 0.05 to 9.8 PPM

This Phosphine detection tube is designed for accurate low-level toxic gas monitoring across a precise 0.05 to 9.8 ppm range. Built for controlled field sampling, the tube delivers clear colorimetric results in approximately 1.5 to 15 minutes when used...

Phosphine Detection Tube – 0.15 to 5 PPM

This Phosphine detection tube is designed for precise low-range toxic gas monitoring across a controlled 0.15 to 5 ppm range. Built for regulated field sampling, the tube delivers clear colorimetric results in approximately 5 to 10 minutes when used with...

Phosphine Detection Tube – 2.5 to 100 PPM

This Phosphine detection tube is designed for reliable mid-range toxic gas monitoring across a controlled 2.5 to 100 ppm range. Built for efficient field use, the tube delivers clear colorimetric results in approximately 1.5 to 6 minutes when used with a...

Phosphine Detection Tube – 2.5 to 1000 PPM

This Phosphine detection tube is designed for high-range toxic gas monitoring across a broad 2.5 to 1000 ppm range. Built for flexible field use, the tube delivers clear colorimetric results in approximately 30 seconds to 10 minutes when used with a...