Purchase Qty. Reference FOB Price
25-99 kg US$85.00
100+ kg US$82.00
Product Description
Silk Sericin Powder is made from pure silk elements including 18 kinds of amino acids L-alanine, L-serine, and so on. Silk Sericin Powder amino acids are the water-soluble mixing amino acid obtained after the hydrolysis of Silk fibroin. The average molecular weight is about 90 and the product is ...