Min. Order Reference FOB Price
1 kg US$60.00-80.00 / kg
Product Description
Wholesale Best Price Nutritional Supplements Dl-Tryptophan/Dl Tryptophan Powder DL-Tryptophan is an α-animo acid that is used in thebiosynthesis of proteins DL-Tryptophan contains an α-aminogroup, an α-carboxylic acid group, and a side chainindole, making it a non-polar ...