| 211H硫化物水质检知管 S2- | | 发布日期：11-10-24 | |
211H硫化物水质检知管 S2-
的详细介绍
sulphide Ion NO.211
S2-
|
Performance
|
|
MeasuringRange
|
1 to 100 ppm
|
|
SamplingTime
|
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 darkplace.
|
|
Possiblecoexisting substances and their interferences(NOTE)
|
|
Substance
|
Concentration
|
Interference
|
Changecolour by itself to
|
|
CO32-
|
500 ppm
|
+
|
No
|
|
Cl-
|
5000 ppm
|
+
|
No
|
|
CrO42-
|
25 ppm
|
-
|
|
|
SO32-
|
300ppm
|
-
|
No
|
|
S2O32-
|
50ppm
|
Uncleardemarcation
|
No
|
|
| | | 所属地区：上海上海 | | 公司规模：11 - 50人 | | 成立时间：2006年 | | 经营模式：生产型 | | 所属行业：上海市闵行区联航路1188号浦江智谷商务园7号楼I座I205室（靠近三鲁公路） | |
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