red flakes Sodium Sulphide

sodium sulphide , certificated by ISO 

Molecular formula: Na₂S

Specification: 

1500PPM

Na2S(%)         60.0Min

Na2CO3(%)           5.0Max

Water Insoluble(%) 0.4max

Fe                  1500ppm max

Packing: 25kg plastic weaving bag.

Quantity/20’FCL: 25MT

Red and yellow flakes, Fe: 1500ppm, 150ppm, 80ppm,50ppm,30ppm,20ppm,10ppm max