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Drager Water Vapour 20/a-P (20-500 mg/m3) Aerotest Tube

PRODUCT CODE:
8103061
Drager Water Vapour 20/a-P (20-500 mg/m3) Aerotest Tube
£89.23 inc VAT
£74.36
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Product description

Drager Water Vapour 20/a-P (20-500 mg/m3) Aerotest Tube

Drager Aerotest Tubes (for use with LP or HP Aerotest Kit) - Water Vapour 20/a-P (for use with HP/LP Simultan) Measuring: 20-500 mg/m3. 

Note: This product has a shelf life of 2 years.

 

Specification
Application Range 
Standard Measuring Range:

20 to 250 mg H2O/m3
(10 min measuring time)
35 to 500 mg H2O/m3
(5 min measuring time)
150 to 1500 mg H2O/m3
(2.5 min measuring time)
Test Volume: 40 L / 20 L
Flow Rate: 4 L / min
Time for Measurement: 10 min / 5 min
Standard Deviation: ± 15 to 20 %
Color Change: yellow --> reddish-brown
   
Ambient Operating Conditions 
Temperature: 0 to 40 °C
Humidity: cf. measuring range
Pressure: The tube may only be
used for depressurized
compressed air
  
Reaction Principle 
H2O + SeO2 + H2SO4 --> reddish brown reaction product
 
Cross Sensitivity
Alcohols and unsaturated hydrocarbons of high concentrations may cause a diffused discoloration of the indicating layer.
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