化学配方数据库
| 配方类型： | SOAPS AND DETERGENTS |
| 配方说明： | Marble Cleaner |
| 配方组成： | Finely Powdered Chalk/1 Sodium Carbonate/2 Pumic Stone/1 |
| 配制方法： | Sift the mixture through a fine sieve. Mix well with water. Rub it well over the marble to remove any stain. Wash well with salt and water. |
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