化学配方数据库
| 配方类型： | METALS |
| 配方说明： | Inhibited Pickling of Steel Solution (U.S. Patent 2,586,331) |
| 配方组成： | b: 40% Formaldehyde/495 g a: Aniline Thiocyanate/1940 cc |
| 配制方法： | Add a to b and stir at 12C; filter and wash with water. |
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