D-Panthenol D-Pantothenyl alcohol, Provitamin B CAS NO: 81-13-0,Standard :USP30, Usage:Pharmaceutical ... grade, food grade D-Panthenol D-Pantothenyl alcohol, Provitamin B CAS NO: 81-13-0,Standard :USP30, Usage:Pharmaceutical ... 1.0%Specific opticai rotation+29.0°- +31.5°Limit of aminopropanol≤1.0%Residue on ignition≤0.1%Refractive ... the requirements D-Panthenol D-Pantothenyl alcohol, Provitamin B