Draeger Tube, Phosgene 0.25/C 0.25-25ppm, Box of 10

$101.00

Availability: Call for Availability

Product Code: CH28301

Brand: DRAEGER SAFETY INC.

Application Range
Standard Measuring Range	0.25 to 5 ppm
Number of Strokes n:	5
Time for Measurement:	approx. 1 minute
Standard Deviation:	± 15 to 20%
Color Change:	yellow to blue green

Ambient Operating Conditions
Temperature:	5 to 35° C ~ 41 to 95° F
Absolute Humidity:	3 to 15 mg H₂O / L

Reaction Principle
COCI₂ + ethylaniline + dimethylaminobenzaldehyde → blue green reaction product

Cross Sensitivity
No interference by up to 100 ppm hydrochloric acid. Carbonyl bromide and acetyl chloride are indicated, but with different sensitivities. It is impossible to measure phosgene in the presence of carbonyl bromide or acetyl chloride.