... /HACCP/HALAL/KOSHER 4.good service; Vitamin H(D-Biotin)1.Property:D-Biotin is white or whitish crystal powder ... in hot water or diluted alkali solution. D-Biotin slightly solves in water or ethanol, but ... hardly solve in acctone. D-Biotin is white to off-white powder, good fluidity ... .5% ~ 101.0% ConclusionMeet BP2011 High quality,D-Biotin, biotin, Vitamin H,Vitamin d&h distributor