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1.Sodium metabisulphite white crystal powder
2.Industrial grade&Food grade
3.ISO/Kosher/Halal
4.Export Asia/America/Africa
Commodity:Sodium Metabisulphite
Synonyms: Sodium pyrosulfite;Sodium metabisulfite; Pyrosulfurous acid, disodium salt
Molecular formula:Na2S2O5
Product Description
Appearance: White or light yellow free-flowing crystalline powder
ODOUR: sulfur dioxide
TASTE : SALTY
MELTING POING : 150℃
SPECIFIC DENSITY :1.48
PH : 4.0-4.6
SOLUBILITY : SOLUBLE IN WATER ,INSOLUBLE IN ALCOHOL
Quality standard
Analysis items
Industrial grade
Standard
Food grade
Standard
Na2S2O5
96% min
97% min / 98% min
SO4
64% min
65% min / 65.4% min
Fe
0.005% max
0.0015% max
Water-Insoluble
0.05% max
0.05% max
Heavy metal (as Pb)
0.005% max
0.002% max
As
-
2 ppm max
PH
4.0-4.6
4.0-4.6
Application:
1. For industry
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.
2.For food additive
Bleach agent (e.g.candies, cake, bamboo shoots, etc);Loose agent (e.g.bread, cracker etc);Antiseptic and germicide (e.g.fruit juice, tinned food ,brews, the cereals food is defended storage etc);Inhibitor and freshen agent (e.g.day lily, seafood, fruit and vegetable etc)
Packaging:in polythene plastic bag with a polypropylene overbag, paper-plastic composite bag, kraft bag, etc. Net weight:25,50,1000,1200kilograms per bag or following your demand.
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| Company: |
ChangSha Basif Chemical Technology Corp. Ltd
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| Contact: |
sunny lee |
| Address: |
Room No.1904, 1 block, Building Wanxiangxintian, No.70 Chezhan N.Road |
| Postcode: |
410001 |
| Tel: |
86-0731-87965213 |
| Fax: |
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| E-mail: |
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