1 Sodium metabisulfite 2 Main application:Mordant of printing and dyeing 3 Purity (Na2S2O5)>97% 4 good quality,state standard

                Sodium Metabisulphite For Industrial Use

Molecular Formula:Na2S2O5 Molecule Weight:190.10Appearance:white or light yellow crystalline powder. Quality standard:HG/T28261997

Chinese standard

Item	Value
	Top-grade	First grade	Qualified product
Content(asNa2S2O5 ) %	≥ 97.0	≥ 94.0	≥ 92.5
Fe %(as Fe)	≤ 0.005	≤ 0.010	≤ 0.015
water-Insoluble %	≤ 0.05	≤ 0.05	≤ 0.10
Arsenic(as As) %	≤ 0.0001

Main uses: Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of stapk; Treatment agent of waste water; Rubber solidifying agent Perfume industry is served as hydrocarbon perfume aldehyde The hide profession employ to do to molt dose and pliable dose and wearproof dose , The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment.

Packing: in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc.

Net weght: Net weght: 25,50,1000kilograms per bag or following your demand.

sodium metabisulfite