簡(jiǎn)單介紹
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)
281鐵離子檢測(cè)管 Fe2+的詳細(xì)介紹
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)
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