| 配方类型： |
SOAPS AND CLEANERS |
| 配方说明： |
Cleaner for Etched Aluminum (U.S. Patent 2,828,193) |
| 配方组成： |
Potassium Dichromate/21.8
Ammonium Fluoride-HF/1.0
Sodium Bisulfate/77.1
"Nacconol" Z/0.1 |
| 配制方法： |
Dissolve 1 pound of this mixture of above in 1 gallon of water.
Apply for 3 minutes at 80'F. |
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