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) |
sell chemicals Sodium metabisulfite 95% industrial grade