Min. Order Reference FOB Price
1 kg US$50.00-100.00 / kg
Product Description
Product Description CAS 73-31-4 raw material melatonin 99% assay melatonin powder product name melatonin CAS# 73-31-4 purity 99% appearance off-white powder package aluminum foil bag / carton / paper drum certificate ISO 9001 / Kosher / Haccp / NSF / GMP / HALAL storage cool and ...