Gastec Gas Tubes

Water Vapor Gas Detection Tube – 3 to 100 LB/MMCF Range

This Water Vapor gas detection tube delivers fast, accurate moisture measurement across a full 3 to 100 LB/MMCF range. Designed for short sampling cycles, results are visible in as little as 45 seconds to 1.5 minutes when used with a compatible detector...

Water Vapor Gas Detection Tube – 500 to 5000 PPM Range

This Water Vapor gas detection tube is designed for rapid moisture screening across a broad 500 to 5000 ppm range. Built for fast field measurements, the tube provides clear colorimetric results in approximately 1 minute when used with a compatible...

Water Vapor Gas Detection Tube 0.05-2mg/L

This Water Vapor gas detection tube is designed for ultra-low moisture measurement across a precise 0.05 to 2 mg/L range. Built for rapid sampling, the tube delivers clear colorimetric results in just 15 to 30 seconds when used with a compatible...

Water Vapor Gas Detection Tube 150–3000 mg/m³

This Water Vapor gas detection tube is designed for fast, reliable moisture measurement across a broad 150 to 3000 mg/m³ range. Built for field efficiency, the tube delivers clear colorimetric results in approximately 1 minute when used with a...

Water Vapor Gas Detection Tube 2-10 LB/MMCF

This Water Vapor gas detection tube is engineered for precise moisture measurement across a focused 2 to 10 LB/MMCF range. Designed for short-term gas stream sampling, the tube delivers clear colorimetric results in approximately 3 minutes when used with...

Xylene Gas Detection Tube – 2–200 ppm

The Xylene Gas Detection Tube (2–200 ppm) is engineered for fast, reliable measurement of xylene vapor concentrations in workplace air. Designed for industrial hygiene professionals, safety managers, and environmental technicians, this detection...

Xylene Gas Detection Tube – 5 to 625 PPM Full Range

This Xylene gas detector tube provides fast, accurate measurement of airborne xylene concentrations across a full 5 to 625 ppm range. Designed for short-term workplace air sampling, the tube delivers reliable colorimetric results in as little as 1 to 3...

Zinc Ion Gas Detection Tube – 3–20 ppm

The Zinc Ion Gas Detection Tube provides fast, reliable measurement of zinc ion concentrations for industrial hygiene, environmental health, and workplace exposure monitoring. This colorimetric detection tube delivers clear visual results within minutes,...