TamCem EnviroGuard has been developed to reduce soluble Hexavalent Chromium (Cr(VI)) to the non-toxic Trivalent Chromium (Cr(III)) during the batching process. TamCem EnviroGuard is a non-chloride, liquid admixture complying with the requirements of AS1478.1-2000 Type SN admixture. TamCem EnviroGuard is compatible with all cements and standard admixtures meeting recognised international standards.