Letter 20097

Problem of non-cyanide cadmium plating solution [Hong Kong] 

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How to analysis the non-cyanide cadmium plating solution(Cadmium chloride)? Our control details are as follow:

Ammonium chloride 23-38 g/l
Ammonium sulfate 75-113 g/l
cadmium metal 7-22 g/l

Rex Chui
HAECO - Hong Kong

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