Industrial Grade Sodium Pyrosulfite
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Post Date:
Apr 25,2016
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Expiry Date:
Oct 22,2016
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Detailed Description:
Cas No. :7681-57-4
Specs:bags 25kg and 50kg
Price:234 USD Kilograms
Payment Method: L/C,T/T
Classification: Sulphate, Sodium Sulphate Type: Sodium Metabisulfite CAS No.: 7681-57-4, 7681-57-4
Other Names: Sodium Sulfate MF: Na2S2O5 EINECS No.: 231-673-0
Place of Origin: Weifang, China (Mainland), Grade Standard: Industrial grade Purity: 96%,
Appearance: white crystalline powder Application: waste water treatment Brand Name: Bochuang
Model Number: name: sodium metabisulfite other name: sodium pyrosulfite, sodium metabisulphite
Physical appearance: white or slightly yellowish crystalline powder Molecular formula: Na2S2O5
Specification:Main Content: 97%min, Water Insoluble: 0.05%max, Iron: 50ppm max, Pb: 10ppm max, As: 2ppm max ,pH: 4.0-4.6
Main use: For tech use
a):Bleaching agent for textile fibres, paper pulps
b):Colors stripper and dechlorination
c):Preparation of Indigo Vat Dye
d):solubilizing and acidyfing agent for leather industries
e):wastewater treatment
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CAS Registry Number:
7681-57-4
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Synonyms:
;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade);
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Molecular Formula:
Na2S2O5
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Molecular Weight:
190.1065
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Molecular Structure:
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Hazard Symbols:
Xn:Harmful;
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Risk Codes:
R22:;
R31:;
R41:;
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Safety Description:
S26:;
S39:;
S46:;
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Company:
weifang bochuang chemical limited compony
[ China ]
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Contact:
changkun
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Tel:
+86-053-62295552
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Fax:
+86-053-65301789
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Email:
ck_466789@hotmail.com
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