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NICKEL DIHYDROXIDE
Ni(OH)2
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Application :
Unmilled Nickel Dihydroxide - Ni(OH)2 is used in the production of positive accumulator masses suited primarily to the direct filling for Ni-Cd and Ni-Fe accumulators.
Composition :
Nickel Dihydroxide - chemical formula Ni(OH)2
Properties :
- fine green powder
- water insoluble, soluble in acids
Guaranteed parameters :
| Quality feature | Dimension | Value | |||
|---|---|---|---|---|---|
| a) Chemical features | |||||
| Nickel and Cobalt content (Ni + Co) | % | min. 57.5 | |||
| Iron content (Fe) | % | max. 0.045 | |||
| Copper content (Cu) | % | max. 0.02 | |||
| Calcium content (Ca) | % | max. 0.24 | |||
| Magnesium content (Mg) | % | max. 0.12 | |||
| Sulphates (SO3) | % | max. 0.59 | |||
| Zinc content (Zn) | % | max. 0.50 | |||
| b) Physical features | |||||
| 1 mm sieve residue | % | observed | |||
| 0.355 mm sieve residue | % | observed | |||
| 0.063 mm sieve through | % | observed | |||
| Bulk density | g.cm-3 | observed | |||
More detailed data, the method of determining the contents of the individual substances, etc., are stated in PND 50-2121-04/2004 company standard.
