Industrial Grade Sodium Pyrosulfite
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| Post Date: | Apr 25,2016 |
| Expiry Date: | Oct 22,2016 |
| 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 |
| CAS Registry Number: | 7681-57-4 |
| Synonyms: | ;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade); |
| Molecular Formula: | Na2S2O5 |
| Molecular Weight: | 190.1065 |
| Molecular Structure: | 
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| Hazard Symbols: |  Xn:Harmful; |
| Risk Codes: | R22:; R31:; R41:; |
| Safety Description: | S26:; S39:; S46:; |
| Company: | weifang bochuang chemical limited compony [ China ] |
| Contact: | changkun |
| Tel: | +86-053-62295552 |
| Fax: | +86-053-65301789 |
| Email: | ck_466789@hotmail.com |
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