... pharmaceutical, food and cosmetic industry. Product Name: D-PanthenolSynonyms: D-Panthenyl Alcohol, Provitamin B5Chemical name: D-( + )-2,4-Dihydroxy-N-(3-hydroxypropyl)-3 ... fats and oils.Specification:Appearance: Colorless liquidIdentification: PositiveAssay, %: 98.0-102.0Specific rotation (50mg/ml water): +29.0- +31.5Refractive index ... : Seal keep in cool and dry placeValidity: 2 years D-Panthenol