1.Sodium sulphide red flakes 60%min,1500PPM 2.we have ... factory. 2.Every month,we export the sodium sulphide red flakes to Bangladesh for 2000 TONS 3.We ... five large warehouse nearby xingang. 5.1500ppm, red flakes, We have several warehouses to store goods , and ... XINGANG port ,welcome to visit . 1)Sodium sulfide, yellow and red flakes. 2)Specification: 50ppm80ppm150ppm1500ppmNa2S (%)60 MIN60 MIN60 ...