Potassium Chloride AR 5kg
PA054-5KG

https://www.chemsupply.com.au/potassium-chloride-ar-pa054-25kg 

Specification extract

Assay 99-100.5%

Br  --  0.01% max

I  --  0.002% max

HM as Pb  --  0.0005%

Fe  --  0.0003% max

Ca  --  0.002% max

Na  --  0.005% max

SO4  --  0.001% max

PO4  --  0.0005% max

Cl & NO3 ( as NO3) --  0.003% max

Mg  --  0.001% max