... good quality, prompt shipment, supply guarantee, monthly exports1000mt. Sodium Sulfide Flake 60%minYellow Flake, iron content, 10 PPM,30PPM, 80PPM 1)Specifications ... 3) Package: 25kg woven bag, (flake) 150kg iron drum (Solid)Loading: 25mt/ 20'fcl --Flake 24.9mt/20'fcl -- Solid We ... with domestic manufactuers,has exported it to many countries. sodium sulfide flakes, Fe 10-80PPM