Gastec 201L Sulphide in Solution Tube (0.002 ~ 0.02 mg)
Manufacturer: Gastec Model: 201L - Request a Quotation
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Indicator: 0.002 ~ 0.02 mg
Measuring Range: 0.002 ~ 0.02 mg
Sampling Time: 45 seconds per 1 pomp stroke
Colour Change: White → Brown
Reaction Principle:
+ Gus generation tube : Sulphides + H2SO4 → H2S
+ Detector tube : H2S + Pb(CH3COO)2 → PbS
Coefficient of Variation: 5% (for 0.002 to 0.02 mg)
Nr. of tests: 10
Option Kit: HYDROTEC-S [No.330]
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 of Variation | 5% (for 0.002 to 0.02 mg) |
Substance | Concentration | Interference | Changes colour by itself to |
Chloride ion | No | No | |
Chromate ion | No | No | |
Carbonate ion | No | No |
Calibration gas generation | Static gas dilution method |
201H / 201L
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