| 摘要 |
FIELD: domestic chemistry. SUBSTANCE: paste has the following ratio of components, wt. -%: animal fat, 8-12; soda ash, 6-10; natural chalk, 46-52; sodium oxalate, 0.01-0.02; sodium tartrate, 0.01-0.02; sodium citrate, 0.01-0.02; sodium ethylenediaminetetraacetate, 0.01-0.02; and water, the balance. Paste is used for cleansing and pollution removing. EFFECT: enhanced effectiveness of paste. 1 cl |
