Gastec Gas Tubes

Phosphine Detection Tube – 200 to 5500 PPM

This Phosphine detection tube is engineered for very high-concentration toxic gas monitoring across a powerful 200 to 5500 ppm range. Built for rapid hazard assessment, the tube delivers clear colorimetric results in approximately 30 seconds to 1 minute...

Polytec I Detection Tube – Qualitative Solvent Screening

This Polytec I detection tube is designed for qualitative screening of organic solvent vapors in industrial and workplace environments. Rather than reporting a numerical concentration, the tube provides a visual colorimetric indication of solvent...

Polytec II Detection Tube – Qualitative Solvent Screening

This Polytec II detection tube is designed for qualitative screening of organic solvent vapors in industrial and workplace environments. Instead of providing a numerical concentration, the tube delivers a visual colorimetric indication of solvent...

Polytec III Detection Tube – Qualitative Solvent Screening

This Polytec III detection tube is designed for qualitative screening of organic solvent vapors in industrial and workplace environments. Instead of providing a numerical concentration, the tube offers a visual colorimetric indication of solvent...

Polytec IV Detection Tube – Qualitative Solvent Screening

This Polytec IV detection tube is designed for qualitative screening of organic solvent vapors in industrial and workplace environments. Rather than providing a numerical concentration, the tube offers a visual indication of solvent presence, supporting...

Polytec V Detection Tube – Qualitative Screening

This Polytec V detection tube is designed for qualitative screening of organic solvent vapors in workplace and industrial environments. Rather than providing a numerical concentration value, the tube offers a visual indication of solvent presence, making...

Propane Detection Tube – 0.1 to 2%

This Propane detection tube is designed for high-concentration gas monitoring across a controlled 0.1 to 2% range. Built for efficient field use, the tube delivers clear colorimetric results in approximately 2 minutes when used with a compatible...

Propyl Acetate Detection Tube – 20 to 500 PPM

This Propyl Acetate detection tube is designed for accurate workplace air monitoring across a controlled 20 to 500 ppm range. Built for reliable field sampling, the tube delivers clear colorimetric results in approximately 4 minutes when used with a...

PTFE Calibration Gas Tubing 10ft | Teflon Reactive Gas Sampling Tube

PTFE (Teflon) Calibration Gas Tubing – 10 Foot Reactive Gas Sampling Tube This 10 ft PTFE calibration tubing is designed for remote sampling and calibration using reactive gases. The Teflon material prevents absorption and chemical interaction...

PTFE Calibration Gas Tubing 1ft | Teflon Reactive Gas Connection Tube

PTFE (Teflon) Calibration Gas Tubing – 1 Foot Reactive Gas Connection Tube This 1 ft PTFE calibration tubing is designed for short direct connections between calibration gas regulators and detectors. The Teflon material prevents gas absorption and...

PTFE Calibration Gas Tubing 2ft | Teflon Reactive Gas Sampling Tube

PTFE (Teflon) Calibration Gas Tubing – 2 Foot Reactive Gas Sampling Tube This PTFE calibration tubing is designed for calibration and bump testing with reactive gases. The Teflon material resists absorption and chemical interaction that can affect...

PTFE Calibration Gas Tubing 3ft | Teflon Reactive Gas Sampling Tube

PTFE (Teflon) Calibration Gas Tubing – 3 Foot Reactive Gas Sampling Tube This PTFE calibration tubing is designed for calibration procedures involving reactive gases. The Teflon material prevents gas adsorption and chemical interaction that can...