Sodium Metabisulfite
1.high quality and competive price
2.timely delivery
3.in polythene plastic bag with a polypropylene
White crystal or powder with water absorbing performancef wet relative density 1.4,essily in water and glycerin,slightly soluble
Sodium Metabisulfite
Molecular Formula
Na2S2O5
Molecule Weight
190.10
CAS No.
7681-57-4
HS Code
28321000
Identity
White crystal or powder with water absorbing
performancef wet relative density 1.4,essily in
water and glycerin,slightly soluble in ethanolf it
will be becomed to sodium sulfate if emerged in air
Uses
Mordant of printing and dyeing;dechlorinate of
textile after bleaching;sulphonated agenrt 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
empoly to do molt dose and pliable dose and wear
proof dose ; the sensitize industry is served as the
developing agent reductant and the protection of
fixing bath dose and so on;sewage treatment.
Item
index
Na2S2O5 %
≥97.5
Fe %
≤0.002
Nacl %
≤0.05
As %
≤0.0001
Pb %
≤0.001
Insoluble residue %
≤0.03
appearance
White crystal or powder
Package
25 plastic bag or big bag(FIBC)