Mordant of printing and dyeing; Dechlorinate of textile after bleaching; High quality with competitive price Made in China

Spec:

Na2S2O5	96%min
Iron (as Fe)	0.005%max
Water Insolution	0.01%max
Heavy metal (as Pb)	0.001%max
Arsenic (as As)	0.0002%max
PH value	4.5

Packing: 50kg, 1MT bag

Other spec.: Na2S2O5 %≥ 92.5---98.5

Industrial grade Sodium Metabisulfite for dyeing