... . Package: 25kg woven bags or 1000kg big bags. Specification: ItemsSodium Bromide(NaBr)Industry GradeMedicine GradePhoto GradeAppearanceWhite CrystalsAssay,% 99.0MIN99.3MIN99.5MINChlorides ... ,Hg)PPM 5.0 MAX5.0 MAX3.0 MAXArsenic, PPM 4.0 MAX4.0 MAX4.0 MAXVolatile,% ---Qualified0.5 MAXBromates, PPM ... Elements, PPM ----Qualified0.5 MAXPH Value QualifiedQualified6.0?.0 Sodium Bromide