Description
GAS8D Chlorine (Cl2) Gastec Passive Sampling Dosi Tubes (Time Weighted Average Detector Tubes)
The Dosi-Tube System allows an operator to evaluate the level of gas a worker is exposed to over a time period such as a working shift.
The Dosi-Tube is easily clipped into the Dosi-tube holder (GAS710) which is worn on a garment of clothing.
Performance |
Measuring Range | 0.08 to 100 ppm |
Sampling Hours | 0.5 to 24 hours |
Detecting Limit | 0.1 ppm (10 hours) |
Colour Change | White Yellow |
Reaction Principle | Chlorine oxidizes o-toludine for form yellow colour stain. |
Coefficient of Variation | 10% (for 2 to 50 ppm-hr) |
Shelf Life | Up to 2 years from point of manufacture |
Corrections for temperature & humidity |
Unnecessary |
Store the tubes at cool and dark place. |
Possible coexisting substances and their interferences |
Substance | Concentration | Interference | Change colour by itself |
Nitrogen dioxide, Halogens | – | Plus error | Discolour yellow stain |
Calibration gas generation | Permeation tube method |
Additional Information
Weight | 0.1 kg |
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Multi Gas Tags | |
Gas Range | |
Brand | |
Configuration |
Product Downloads
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