Origin: Our fish scales are from rivers and lakes. Clean: Scales are washed multiple times with clean water and sun-dried. Chemicals: No chemicals are used. Moisture: Moisture percentage control and packaging are monitored carefully. Supply scales from Tilapia (black), Labeo rohita Product: Dried fish scale Function: used in producing ossein or collagen peptide. Color: Transperent White MOQ: 1 cont 20ft Moisture: 10% Max Impurities : 3% max