reducer r amp; t.; r l amp; all; slichen chromatgehalt in cement

摘要

iron (ii) sulfathaltigesreducing agent for reduction of wasserl & all; slichen chromatgehalts of cementcomprehensive a mixture of iron (ii) sulfate monohydrate and iron (ii) sulfate heptahydrate.with the iron (ii) sulfatmonohydrat 5 to 15 wt.% titanium, based oniron, and a medium kristallitgr & all; & w; e of less than 2 & mgr; metres.