(info@sports-ingredient.com)Specification is 5%,10%,20%,25% tested by UV and 5%,20% 25% tested By HPLC. UV products is brown yellow powder,but HPLC is yellow powder.we can extract from corn, spinach, eggs, fish, algae wait a variety of plants and animals. Many importer use this pigment to make food and beverage .It is widely useding natural pigment. Our packing type is Double-decker vacuum plastic, 2.5kgs/bags,25kgs/carton.