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奥伯霍弗浸蚀剂
met.
Oberhoffer's etchant
(一种钢铁浸蚀剂)
奥伯霍弗
法
浸蚀剂
met.
oberhoffer's etchant
(CuCl
2
0.1 克,SnCl
2
0.5 克,FeCl
3
30 克,浓HCl 30毫升,水500毫升,酒精 500毫升)
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