JB/T 7520.6-1994 Chemical analysis method for phosphorus copper brazing filler metal Determination of nickel content with dimethylglyoxime photometric method (English Version)
This standard specifies the photometric determination of nickel content using diacetyl oxime. This standard is applicable to the determination of nickel content in phosphor copper solder, with a measurement range of 0.20% to 0.80%.
JB/T 7520.6-1994 history
2017JB/T 7520.6-2017 Chemical analysis methods for copper-based solders Part 6: Determination of nickel content
1994JB/T 7520.6-1994 Chemical analysis method for phosphorus copper brazing filler metal Determination of nickel content with dimethylglyoxime photometric method