High quality Vitamin B5 D-panthenol 

 D-Panthenol [Product Introduction] Chemical names:  (R)-2,4-dihydroxy-N-(3-hydroxypropyl)-3,3-dimethylbutyramide; D(+)-α,γ-dihydroxy-N-(3-hydroxypropyl)-β,β-dimethylbutanamide Synonyms: (R)-panthenol; D-panthenol; D-pantothenyl alcohol; dexpanthenol; pantothenol; provitamin B5 [Physical and Chemical Properties] CAS No.: 81-13-0  Molecular Formula: C9H19NO4 Molecular Weight: 205.25 Structural Formula:  Appearance：colorless, viscous clear liquid Assay：75%, 98% Test Items Specification Organizational status Clear ，viscous liquid Infrared Identification concordant with the reference spectrum Color Colorless or yellowish Assay ，% 75.0~78.5 Specific optical rot…