FIELD: chemistry.
SUBSTANCE: method includes treating plates with a rotating polisher and a polishing composition, which additionally contains tartaric acid as a complexing agent and ethylene glycol as a lubricant, with the following content of components, vol %: hydrogen peroxide - 7.0-70.0, 30% aqueous tartaric acid solution - 7.0-60.0, ethylene glycol - 5.0-15.0, deionised water - the balance.
EFFECT: single-step treatment using a polishing composition which is abrasive free, high quality of the treated material by reducing surface defects thereof.
2 dwg, 1 tbl, 3 ex
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