Alkaline degreasing and cleaning agent for - copper and zinc articles
摘要
<p>The agent contains alkali silicate and alkali chromate and is used to clean newly deformed articles. Specif., the agent contains 0.2-5 wt. % alkali silicate calculated as SiO2, and 0.015-0.5 wt.% alkali chromate calculated as CrO3.</p>
