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| 配方类型： |
METALS |
| 配方说明： |
Stripping Nickel Plate |
| 配方组成： |
discol-colored due to surface oxidation; buffing found necessary for
NH4OH (1:1).......140 ml/l/8/60/Substrate unattacked
Sodium Salt of metanitrobenzene Sulfonic Acid..22 g/l/8/60/Substrate
Stripping, min)/(Nature of Substrate After Stripping)
unattacked
replating.
4: Same as 3/18/180 Substrate unattacked
5: HNO3............100 ml/l/12/31/Substrate unattacked
Ethylene Diamine....200 ml/l/12/31/Substrate unattacked
Sodium Salt of Metanitrobenzene Sulfonic Acid..50 g/l12/31/Substrate
unattacked
Temp.: 60 C
6: Temp.: 60 C 22/58/
2: Same as 1/16/3.1 As in 1.
1: Concentrated HNO3 containing 4 g/l NaF (30'C)/7/1.6/Steel substrate
(Solution)/(Thickness of Nickel Deposit, /um)/(Duration of
3: NaCN-80 g/l/8/60/Substrate unattacked |
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