Purchase Qty. Reference FOB Price
500-999 kg US$3.00
1,000-4,999 kg US$2.00
5,000+ kg US$1.00
Product Description
Collagen Powder for Textile Function and Application of Industrial Collagen Function and Application of industrial collagen: Leather industry For the filling of leather clothing, can make leather full, soft. Used in grinding leather, leather can be evenly polished, effectively improve the ...