A slag produced in the manufacturing of steel. It contains a variable amount of tricalcium phosphate, calcium silicate, lime, and oxides of iron, magnesium, and manganese. Used as a fertilizer for its phosphorus and lime.See Slag.
Hangzhou ZeErRui Chemical Co., Ltd. Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square me.. Tianjin YR ChemSpec Technology Co.,Ltd. YR Chemspec?is a qualified manufacturer and supplier which audited and approved by SGS and ISO,we are strictly foll.. Nanjing Freehoo Chemical Co., Ltd. Nanjing Freehoo Chemical Technology Co., Ltd. was founded in 2012. since then we have been committed to the resea..