| 摘要 |
A storage-stable, stop-leak formulation contains a ground plant root materia l, an alkaline metal salt of a C1-C3 carboxylic acid and water. The formulation may further include corrosion. inhibitors, biocides, lubricating agents, dyes an d the like. Typically, the stop-leak formulation includes 1-50 parts by weight of the ro ot powder, 1-15% by weight of the salt and 120-180 parts by weight of water. Preferably the root powder is ginger root powder and the salt is potassium acetate.
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