... 1% water soluble, 10%, 20%, 96% powder Beta-carotene Beta-carotene B-CaroteneCAS No.7235-40-7Specification1%(WS), 10%, 20%, ... MaxE. ColiNegativeSalmonellaNegativeStaphylococcusNegativePacking1Kg/ Al-plastic bag, 25Kg/Paper-drums with two plastic-bags inside.StorageStored in a cool, ventilated, ... heat or sun exposure, prohibited mixed with hazardous and toxic materials during store and transportation.