简单介绍： 氯气检测管8h cl2 chlorine，measuring range 25 to 50pm 50 to 500ppm 500 to 1000ppm number of pump strokes 2 1 1/2 correction factor 1/2，氯气检测管价格
氯气检测管8h cl2 chlorine 产品详情
详情介绍：
氯气检测管8h cl2 chlorine
chlorine no.8hcl2performance
measuringrange
25 to 50pm
50 to 500ppm
500 to 1000ppm
number of pump strokes
2
1
1/2
correctionfactor
1/2
1
2
samplingtime
45 seconds per pumpstroke
detectinglimit
5 ppm (n=2)
colorchange
white → vermilion(reddish orange)
reactionprinciple
cl2 + o - tolidine → vermilion products
coefficient ofvariation 10% (for50 to 100 ppm), 5% (for 100 to 500 ppm)
shelflife 3years
correctionsfor
temperature & humidity unnecessary
store the tubes at cool and darkplace.
possible coexisting substances and theirinterferences (note)
substance
concentration
interference
change color by itself
bromine
- plus error
producevermilion
chlorinedioxide
- plus error
producevermilion
iodine
- plus error
producevermilion
othersubstance measurable with this detector tube
substance
correction factor
pump strokes
measuring range
chlorinedioxide
0.5
1
25 to 250ppm
calibration gasgeneration permeation tube method
tlv-twa tlv-stel explosive range
0.5 ppm 1 ppm -