簡單介紹
Performance Measuring Range 2 to 300 ppm Sampling Time 2 minutes Detecting Limit 0.5 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 Cl- 15000 ppm + No CrO42- 50 ppm - Yellow CO32- 500 ppm + No SO32- 200 ppm - No S2O32- 100 ppm + No
211M硫化物檢測管 S2-的詳細介紹
sulphide Ion NO.211M
S2-
Performance
Measuring Range 2 to 300 ppm
Sampling Time 2 minutes
Detecting Limit 0.5 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
Cl- 15000 ppm + No
CrO42- 50 ppm - Yellow
CO32- 500 ppm + No
SO32- 200 ppm - No
S2O32- 100 ppm + No
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