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| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Etching Germanium (U.S. Patent 2,849,296) |
| 配方组成： |
Hydrofluoric Acid (48%)/10
Glacial Acetic Acid/20
Water/3
Nitric Acid (70%)/15 |
| 配制方法： |
Use at 45 to 65'C. in a rotating container at 100 r.p.m. at an angle of 30-45' to vertical. |
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