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| 配方类型： |
MISCELLANEOUS |
| 配方说明： |
Plumping chrome-tanned Calf Skins |
| 配制方法： |
Wash 20 min at 100'F.
Neutralize with % sodium bicarbonate for 20 min at 80'F.
Wash 10 min at 80'F and 10 min at 100'F.
Add: 3% sumac extract % "Chembark" T 3% "Leukanol" ND 4/10% "GANTREZ" AN-139 Run 30 min at 120'F.
Add: % potassium oxalate, 1% formic acid.
Run 15 min.
Wash 10 min at 120'F. |
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