White powder, granular,or flake Effective cl ≥90%(excellence) ≥88%(qualified) Water Content% ≤0.5 (excellence) ≤1.0(qualified) PH(1% solution) 2.6-3.2 Granular 8~30mesh,20~60mesh,(or decided by customer) Flake 1g/flake,5g/flake,15g/flake,50g/flake,200g/flake,(or decided customer) Package and weight (net weight) plastic drum,25kg,50kg,plastic knitting bag 1000kg,(or decided by customer)