FIELD: chemistry.
SUBSTANCE: agent is obtained by dissolving components in distilled water with low heating and contains the following components in the following ratios, %: disodium salt of ethylenediaminotetraacetic acid (Trilon B) 2.5-5.0, tartaric acid 1.0-2.0, Synthanol DS-10 0.1-0.2, potassium hydroxide 5.0-10.0, ethylene glycol 2.0-5.0, distilled water - up to 100.
EFFECT: agent provides effective cleaning of the surface of objects made of precious metals, the agent is safe for the consumer since all ingredients are low-toxic compounds.
3 ex
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