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  • 产品名称：291镍离子检测管 Ni

  • 产品型号：291镍离子检测管 Ni
  • 产品厂商：日本GASTEC
  • 产品文档：
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简单介绍：
Performance Measuring Range (5) to 50 mg/L Sampling Time 3 minutes Detecting Limit 5 mg/L Colour Change White → Red Reaction Principle Ni + Dimethyl glyoxime → Complex compound Shelf Life 3 Years Corr
详情介绍：

Nickel Ion                              NO.291

Ni

Performance
Measuring Range
(5) to 50 mg/L
Sampling Time
3 minutes
Detecting Limit
5 mg/L
Colour Change
White → Red
Reaction Principle
Ni + Dimethyl glyoxime → Complexcompound
Shelf Life
3 Years
Corrections for temperature &humidity
Unnecessary
Store the tubes at cool and darkplace.
Possible coexisting substances and theirinterferences (NOTE)
Substance
Concentration
Interference
Change colour by itselfto
Zn
20 mg/L
-
No (1000mg/L)
Al
30 mg/L
-
No (1000mg/L)

Co

3 mg/ L

+
Greenish brown (20mg/L)

CN-

10 mg/L

-

 No (100mg/L)

Fe2+

5 mg/L
+
Brown (60mg/L)

Fe3+

100 mg/L

-
No (1000mg/L)

Cu

5 mg/L

+

Reddish brown / yellowishGreen(50mg/L)

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