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SKU: GAS109A Categories: ,

GAS109A Oil Mist Gastec Airtec Tubes 0.3 – 1.5mg/m3

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SKU: GAS109A Categories: ,


GAS109A Oil Mist Compressed Breathing Air Detector Tubes – Gastec Airtec Tubes

Used in conjunction with the a1-cbiss Breathing Air Quality Kit, Gastec Airtec Tubes are a convenient and simple system for testing air quality within gas cylinders, compressed breathing air and air lines in compliance with EN12021

When self-contained breathing apparatus are used for respiratory protection, the quality of the breathing air requires special attention.

Contaminants generated by the compressor or cylinder can be harmful to the worker and respiratory equipment

Measuring Range 0.3 to 1.5mg/m3
Sampling Rate 1000ml/min (60000ml)
Correction Factor 1
Sampling Time 60 minutes
Colour Change White         Dark Green
Reaction Principle Oil + I2O5 + H2S2O7           I2
Coefficient of Variation 15% (for 0.3 to 0.5mg/m³), 10% (for 0.5 to 1.5mg/m3)
Shelf Life Up to 2 years from point of manufacture
Corrections for
temperature & humidity
Temperature correction is unnecessary for 0-40ºC
Store the tubes at cool and dark place.
Calibration gas generation Diffusion tube method


Q.  We used GAS109A oil mist tubes recently and they turned pink. Can you explain what happened?

A. There could be too much water in the sample and it makes GAS109A pink.

Additional Information

Weight 0.1 kg
Multi Gas Tags

Gas Range



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