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如果您对该产品感兴趣的话,可以
产品名称:
211H硫化物水质检测管 S2-
产品型号:
211H硫化物水质检测管 S2-
产品展商:
GASTEC
简单介绍
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 tempera
211H硫化物水质检测管 S2-的详细介绍
sulphide
Ion
NO.211H
S2-
|
Performance
|
|
Measuring Range
|
10 to 100 ppm
|
|
Sampling Time
|
2 minutes
|
|
Detecting Limit
|
1 ppm
|
|
Colour Change
|
White → Brown
|
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Reaction Principle
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S2- + Pb(CH3COO)2→ PbS
|
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Shelf Life
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3 Years
|
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Corrections for temperature & humidity
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Unnecessary
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Store the tubes at cool and dark place.
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Possible coexisting substances
and their interferences (NOTE)
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Substance
|
Concentration
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Interference
|
Change colour by itself
to
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Cl-
|
15000 ppm
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+
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No
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CrO42-
|
100 ppm
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-
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Yellow
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CO32-
|
500 ppm
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+
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No
|
|
SO32-
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100 ppm
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-
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No
|
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S2O32-
|
100 ppm
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+
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No |
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