Draeger Tube, Hydrochloric Acid

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Product Code: CH29501

Draeger Tube - Hydrochloric Acid 1/a
Order No. CH 29 501

Application Range
Standard Measuring Range 1 to 10 ppm
Number of Strokes n: 10
Time for Measurement: approx. 2 minutes
Standard Deviation: ± 10 to 15%
Color Change: blue to yellow
Ambient Operating Conditions
Temperature: 5 to 40° C ~ 41 to 104° F
Absolute Humidity: max. 15 mg H2O / L
Reaction Principle
HCI + bromophenol blue  yellow reaction product
Cross Sensitivity
Hydrogen sulfide and sulfur dioxide in the TLV range do not interfere. It is impossible to measure hydrochloric acid in the presence of other mineral acids. Chlorine and nitrogen dioxide are indicated, but with different sensitivities.

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