1.GMP,HACCP,ISO approved quality and standards. 2.Competitive price and high quality 3.Professional service and explanation. 1.Our Advantage1.Free sample(10-20g or ... is used for chicken ,fish feed and it can be used to dye the yolk,chicken and fish.3. Feed Grade: canthaxanthin 10 ... is used for chicken, fish feed and it could be used to dye the yolk,chicken and fish.4. Canthaxanthin powder 10% CWS ...