企业信息
第17年
- 入驻时间: 2007-03-05
- 联系人:时先生
- 电话:64835787
-
联系时,请说明易展网看到的
- Email:shenlinshi@hotmail.com
产品详情
简单介绍:
Performance Measuring Range (5) to 50 mg/L Sampling Time 5 minutes Detecting Limit 1.0 mg/L Colour Change White → Orange Reaction Principle Fe2+ + 1,10 Fenantoroline (White) → Complex compound Shelf L
详情介绍:
Iron (II)
Ion
NO.281
Fe2+
Performance
| |||
Measuring Range
|
(5) to 50 mg/L
| ||
Sampling Time
|
5 minutes
| ||
Detecting Limit
|
1.0 mg/L
| ||
Colour Change
|
White → Orange
| ||
Reaction Principle
|
Fe2+ + 1,10 Fenantoroline
(White) → Complex compound
| ||
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
|
Zn |
5 mg/L
|
+ |
No (100mg/L)
|
Co
|
5 mg/L
|
+ |
Orange (1mg/L) |
CN-
|
20 mg/ L
|
-
|
No (100mg/L) |
Fe3+
|
50 mg/L
|
+ |
Pale orange (50
mg/L)
|
CU+
|
5 mg/L
|
- |
Pale orange (1
mg/L)
|
CU2+
|
10 mg/L
|
+ |
Pale blue (50
mg/L)
|
Ni |
5 mg/L |
+
|
No (100mg/L) |
Mn |
50 mg/L |
-
|
No (100mg/L) |
PO43- |
100 mg/L |
No |
No (100mg/L) |