Purchase Qty. Reference FOB Price
20-99 kg US$40.00
100+ kg US$38.00
Product Description
Product Description Silk amino acid (SAAs) also known as silk fibroin ,is a natural water-soluble amino acid powder with glycine, alanine and serine content of more than 85% ,it is extracted from raw silk and produced through series process of silk degumming, enzymolysis , acidolysis and dried. ...