Draeger Tube, Hydrochloric Acid
Product ID: 6728181
Price: $87.95
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Draeger Tube - Hydrochloric Acid 50/a
Order No. 67 28 181

Application Range
Standard Measuring Range 500 to 5,000 / 50 to 500 ppm
Number of Strokes n: 1 / 10
Time for Measurement: approx. 30 seconds / approx. 5 minutes
Standard Deviation: ± 10 to 15%
Color Change: blue to white yellow
Ambient Operating Conditions
Temperature: 10 to 50° C ~ 50 to 122° F
Absolute Humidity: max. 15 mg H2O / L
Reaction Principle
HCI + bromophenol blue  white yellow reaction product
Cross Sensitivity
Hydrogen sulfide and sulfur dioxide do not interfere in the TLV range. 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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