Product Name: Hydroxypropyl tetrahydropyranitol Pro-Xylane "Type: Cosmetic Grade Origin: China CAS No.: 439685-79-7 AUCO No.: 122 Packing: 25kg bag" Items Standard Appearance White or white like crystal or powder Chromatographic identification "The retention time is consistent with the standard" Physical and chemical identification Red precipitate Rate of refraction 1.30-1.45 Moisture 3.0% Burning residue 3.0% S-type purity (HPLC) 99.0%