... beauty Production Name: Fish Collagen Peptide, Fish Scale CollagenAppearance: White or cream powder, soluble in waterMolecular Formula: (C12H1804N3)nCAS: ... less than 95%Molecular Weight: 500DA-10000DAIntroduction:We use high quality fish scale as our Fish Scale Collagen raw material, by ... ..Shelf Life: 2 years if stored properly. Supply high quality fish collagen protein, 500-3000dal, easy to absorb