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| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Matte Etching of Aluminum |
| 配方组成： |
Temperature/150-170'F
immersion time/5-10 minutes
Sodium/5% Sodium Hydroxide |
| 配制方法： |
The black deposit remaining on the metal after the etching treatment may be removed by a brief immersion in dilute nitric acid solution. Must be followed by through rinsing. |
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