Pharmaceutical IntermediateChina CAS 129499-78-1 99% L-Ascorbic Acid 2-Glucoside / Ascorbyl Glucoside for Cosmetics Additives, Find details about China L-Ascorbic Acid 2-Glucoside, CAS 129499-78-1 from CAS 129499-78-1 99% L-Ascorbic Acid 2-Glucoside / Ascorbyl Glucoside for Cosmetics Additives