... 2.iron exchange membrane technology 3.Gurantee purity on 99% 4.BV,SGS,CIQ passecaustic soda1. PropertiesProduct name ... -2Molecular Weight: 40.00 Molecular Formula: NaOHAppearance: White flakes, solid, pearl.2. Applicationsused as a raw material ... are manufacture for CAUSTIC SODA ,Specialize in FLAKES/PEARLS/SOLID 96%,99%, which established in 1996,engaged in ... -400 tons each day. caustic soda flakes 99%