1,for match,fireworks,explosives,and the oxidant,the weed killer 2,Guarantee good quality, competitve price, quick shipment Standard:the National standard of China GB/T 1618-1995 Application:Widely used to make match,fireworks,explosives,and the oxidant,the weed killer, calico printing and defoliant. Main SpecificationITEMSstanderd premium gradesClass A NaClO3(in dry) % ≥99.5 ≥99.2 H2o%≤0.30 ≤0. ...