... 4 Purity 99.5% Price: 500-600. 1. sodium chlorate agriculture grademedicine grade reagent grade ,food grade ,electron grade , NaClo3 Sodium ... as( Fe)≤0.005 3.Usage: The main commercial use for sodium chlorate is for making chlorine dioxide, ClO2 and ... water treatment agent, fireworks agent and PCB etching solution. Application: Use as fireworks, explosive, match and paper and pulp processing and ...