Product name: Rosuvastatin calcium CAS NO.: 147098-20-2 usage: antilipemic agent Molecular formula: 2( C22H27FN3O6S) .Ca; C44H54CaF2N6O12S2Molecular weight: 1001.14 Appearance: white to light yellow powder, odourless tasteless Specific rotation + 5~ + 8 Heavy metal: d 20ppm methylene dichloride: d 0.06% water K.F) d5.0% single impurity: d 0.5% total impurity: d 1.0% Assay: 98.0~ 102.0% fanny@ hnouya.cn