... emission reach standard SHE reach standard Chemical Name:Anhydrous Sodium Sulphate(Na2SO4)Properties:white fine crystal or powder ... moisture;odorless,non-toxicUse:widely used in vinylon,sodium silicate,bleaching,glass,paper making,tanning,metal ... slurry filter/homogeneous equipmentSystem stabilityWhole technology process can use computer controlManual/PC controlZero waste water discharge/exhaust ...