| 配方类型： |
METALS AND THEIR TREATMENT |
| 配方说明： |
Radiator Rust Remover (U.S. Patent 2,666,000) |
| 配方组成： |
Synthetic Detergent/0.8 oz.
Oxalic Acid/8.0 oz.
This is put into an automobile radiator containing 14 to 16 qt.
water. The engine is run for 30 minutes. The radiator is then drained
and filled with water containing, to neutralize traces of the acid
Soda Ash/1 oz.
Tetrasodium Polyphosphate/1 oz.
Ammonium Oxalate/8.0 oz. |
|
