Specifications: 60% alkaloids; 1%~60% sanguinarine; 20%~40% chelerythrine Botanical name: macleaya cordata Characters: powder Odour: characteristic Mesh: 80 Solubility: soluble in water Storage and shelf life: Storage: 1kg foil bag, 25kg/drum , double plastic bags for inner packing and carton drum for outer packing Stored conditions: cool&dry place. Do not freeze. Keep away from strong light and heat Shelf time: 3 years when stored properly