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硫化物檢測管201L Sulphide 的詳細介紹
硫化物檢測管201L Sulphide Sulphide NO.201L
Performance
Measuring Range
0.002 to 0.02 mg
Sampling Time
45 seconds per 1 pomp stroke
Detecting Limit
0.0002 mg
Colour Change
White → Brown
Reaction Principle
Gus generation tube : Sulphides +H2SO4 →H2S
Detector tube : H2S + Pb(CH3COO)2 → PbS
Shelf Life
3 Years
Corrections for temperature &humidity
Unnecessary
Coefficient ofVariation 5%(for 0.002 to 0.02 mg)
Possible coexisting substances and theirinterferences (NOTE)
Substance
Concentration
Interference
Change colour by itselfto
Chlorideion
No
No
Chromate ion
No
No
Carbonate ion
No
No
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