Apvp color crystal Assay: >99.8% Packing: 1kg/aluminium foil bag or customized Usage: for research Storage: keep away from fire and heat source;hermetically deposit;keep in shady, cool and dry Condition;protect against the tide. Welcome to contact us for more products information and requriement, we will do our best to cooperate with you. We welcome your sample order. Apvp color crystal Assay: >99.8% Packing: 1kg/aluminium foil bag or customized Usage: for research Storage: keep away from fire and heat source;hermetically deposit;keep in shady, cool and dry Condition;protect against the tide. Welcome to contact us for more products information and requriement, we will do our best to cooperate with you. We welcome your sample order.