Purchase Qty. Reference FOB Price
100-499 kg US$17.50
500+ kg US$13.00
Product Description
Product Description The molecular formula of L-cysteine is C3H7NO2S, which is a non-essential amino acid. It is an isomer of cysteine and can be converted from methionine. Product Application 1. In cosmetics: used in the production of perming serum, sunscreen, perfume, hair care serum, ...