Vitamin D3
CAS No.:67-97-0MF:C27H44OCOLOR:White Crystalline PowderSpecifications1.Competitive price 2. ISO inspection 3.GMP quality 4.In stockSpecificationProduct Name: Vitamin D3 Powder/Vitamin D3 Cholecalciferol/Vitamin D3Chemical Name: CholecalciferolMolecular Formula: C27H440Molecular Weight: 384.65ItemStandardResultAppearanceWhite or almost white crystalsWhite crystalsSolubilityPratically insoluble in water, freely soluble in ethanol, soluble in trimethyl pentane and fatty oils.CorrespondingIdentificationInfrared absorption spectrophotometry.Comparison: Cholecalciferol CRS.CorrespondingPre-cholecalciferol0.05% maxCorrespondingTrans-cholecalciferol0.1% maxCorrespondingLight absorption465~495473Specific optical rotation105+112110.6Organic Volatile ImpuritiesMethanolMax 3000ppmNot detectedHexaneMax 290ppmNot detectedChlorobenzeneMax 360 ppmNot detectedAssay97.0~103.0%97.2%38,800,000~41,200,000IU/G38,880,000IU/GImpuritiesTrans-VD3, Pro-VD3, L3, Iso-T3, T3Corresponding
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