Taiwan Provincial Standard of the People's Republic of China
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CNS 12840-1991
Scope
This standard specifies the quantitative methods for silver, copper, nickel, zinc, cadmium, tin, lithium, lead and iron specified in CNS 2474 [Silver Solder].
CNS 12840-1991 history
1991CNS 12840-1991 Methods of Test for Chemical Analysis of Silver Brazing Filler Metals