簡單介紹
Performance Measuring Range 10 to 100 ppm Sampling Time 2 minutes Detecting Limit 1 ppm Colour Change White → Brown Reaction Principle S2- + Pb(CH3COO)2→ PbS Shelf Life 3 Years Corrections for temperature & humidity Unnecessary Store the tubes at cool and dark place. Possible coexisting substances and their interferences (NOTE) Substance Concentration Interference Change colour by itself to CO32- 20 ppm No No (1%) Cl- 100 ppm No No (5%) Cr6+ 0.2 ppm - Yellow(1ppm) CO32- 500 ppm No No (1%) S2O32-
211LL硫化物水質(zhì)快速檢知管S2-的詳細(xì)介紹
sulphide Ion NO.211LL
S2-
Performance
Measuring Range 10 to 100 ppm
Sampling Time 2 minutes
Detecting Limit 1 ppm
Colour Change White → Brown
Reaction Principle S2- + Pb(CH3COO)2→ PbS
Shelf Life 3 Years
Corrections for temperature & humidity Unnecessary
Store the tubes at cool and dark place.
Possible coexisting substancesand their interferences (NOTE)
Substance Concentration Interference Change colour by itselfto
CO32- 20 ppm No No(1%)
Cl- 100 ppm No No(5%)
Cr6+ 0.2 ppm - Yellow(1ppm)
CO32- 500 ppm No No(1%)
S2O32- 20 ppm No No(1%)
I- 200 ppm No Yellow(3000ppm)
SO42- 100 ppm No No(1%)
PO43- 100 ppm No No(1%)
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