... )Certificate:SGS/CIQ 4)Delivery time:15day Product Descriptions:Caustic Soda Solid 99% (NaOH) Usages: water treatment, paper making, textiles auxiliary agent, ... drinksWe Tianjin Kaiyi Chemical Factory,as a manufacturer we mainly produce caustic soda flakes and solid,its purity including:99%,96%,98%.Now 6 ... products,plz.feel free to contact us at any time.. caustic soda solid 99 (SGS or CIQ report)