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GAS11A Nitrogen Oxides Gastec Detector Tubes 0.02 – 2ppm

£36.95
ex. VAT
£44.34
inc. VAT
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Description

GAS11A Nitrogen Oxides 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

Performance
Measuring Range 0.02 to 0.7 ppm 0.06 to 2 ppm
Sampling Rate 100ml/min (500ml) 100ml/min (200ml)
Correction Factor 1 2.9
Sampling Time 5 minutes 2 minutes
Colour Change White        Bluish Green
Reaction Principle ABTS + NO₂          Bluish green product
Coefficient of Variation 10% (for 0.02 to 0.2 ppm), 5% (for 0.2 to 0.7 ppm)
Shelf Life Up to 3 years from point of manufacture
Corrections for
temperature & humidity
Unnecessary
Store the tubes at cool and dark place.
Calibration gas generation Permeation tube method

Additional Information

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