131氯乙烯檢測(cè)管 Vinyl chloride 的詳細(xì)介紹
 131氯乙烯檢測(cè)管 Vinyl chloride

Vinylchloride         No.131CH2:CHCl
Performance
 
MeasuringRange
0.025 to 0.05%
0.05 to 1 %
1 to 2 %
Number of Pump Strokes
2
1
1/2
Correction Factor
1/2
1
2
SamplingTime
1 minutes per pumpstroke
DetectingLimit
0.005 % (n=2)
ColorChange
Orange → Darkgreen
ReactionPrinciple
CH2:CHCl +Cr6+ + H2SO4 → Cr3+
Coefficient of Variation 10%(for 0.05 to 0.2 %), 5% (for 0.2 to 1 %)
Shelf Life 3Years
Corrections for
temperature & humidity Unnecessary
Store the tubes at cool and darkplace.