Cefotaxime Sodium Molecular Formula:C16H16N5NaO7S2 Molecular Weight:477.46 CAS No.:64485-93-4 Specifications: Appearance: White to ivory white crystalline powder Identification: Positive Assay(On dried basis) ≥86% Water(K.F.): ≤6.0% pH value: 4.5 6.5 Appearance: White to ivory white crystalline powder Identification: Positive Assay(On dried basis) -86% Specific rotation(dry): +56° +64° Pyrogen: Negative Absorbance: 400 440nm(on dried basis) Clarity and Color of Solution: Clarity of solution ≤1# Color ≤10# (Y or OY) Sterility: Sterile Particulate matter: Negative Usage: Anti-infection Packing: 5 kg/drum Storage: It should be stored at dry, cool and avoid light.