男人撕开奶罩揉吮奶头视频,精品影院,毛片无码国产,美女视频黄频a美女大全免费下,久久无码人妻精品一区二区三区

Appearance White powder State of Solution (Transmittance) Not less than 95.0% Chloride (Cl) Not more than 0.02% Heavy metal(Pb) Not more than 15ppm Arsenic(As2O3) Not more than 2ppm Loss on drying Not more than 0.20% Residue on ignition(sulfated) Not more than 0.20% Assay 98.0 to101.0%