Call to Action Facebook Key attributes CAS No:1327-41-91327-41-9 Purity:98%(±2) Place of Origin:ShaanXi Type:Water treatment agent Usage:Water Treatment Chemicals Classification:Chemical Auxiliary Agent EINECS No:233-072-9 MF:[Fe2(OH)n(SO4)3-n/2]m Other Names:SPFS projectIndexinspection resultAppearanceYellowish-brown or reddish-brown solid powderNormalThe mass fraction of all iron,%≥19.522.6Basicity,%8.0-1614.17PH value,%2.0-3.02.8Reducing substances,%≤0.010.008Insoluble content≤0.40.3