... 200 MAXLoss on Drying,% 0.5 MAXHeavy Metal(As Pb,Hg)PPM 5.0 MAXArsenic, PPM 4.0 MAXVolatile,% ---Bromates, PPM ... 100 MAXLoss on Drying,% 0.5 MAXHeavy Metal(As Pb,Hg)PPM 5.0 MAXArsenic, PPM 4.0 MAXVolatile,% QualifiedBromates, PPM ... .2 MAXSulphates, PPM 50MAXLoss on Drying,% 0.3 MAXHeavy Metal(As Pb,Hg)PPM 3.0 MAXArsenic, PPM 4.0 MAXVolatile,% 0.5 ...