Calcium alloy,base,Ca 40-50,Fe 25-45,Y 10-15,Si 5-10 (KM-5) is a chemical compound registered under CAS number 62712-94-1. KingChemi supplies Calcium alloy,base,Ca 40-50,Fe 25-45,Y 10-15,Si 5-10 (KM-5) for laboratory research and bulk production; product code 1163250. Send an inquiry for purity, packaging, price and lead time.