Sodium Metabisulfite
Inquiry
| Post Date: | Mar 12,2015 |
| Expiry Date: | Mar 11,2016 |
| Detailed Description: |
Cas No. :7681-57-4
Quantity: 2000Metric Tons Specs:Na2S2O5 97% Price:330-380 USD Metric Tons Payment Method: T/T or LC Sodium Metabisulfite: Appearance: White or light yellow crystalline power; Molecular Formula: Na2S2O5 CAS No.: 7681-57-4 Place of Origin: Hebei, China(Mainland) Spec: Item Standard Content 97.0% Min SO2 65.0% Min Na2S2O4 2.0% Max Insolubles In Water 0.05% Max Particle Size 85% (Mesh 200) pH 4.5 -5.5 Fe 5ppm max Heavy Metal 10 ppm max As 1 ppm max Main Uses: Textile-printing and dyeing: As Mordant of printing and dyeing; Dechlorinate textile after bleaching; As agent for textile's boiling-off; As Sulphonated agent and reducer. Pharmacy: Used to manufacture colorform\solasulfone\benzaldehyde etc; As Sulphonated agent and reducer. Tanning: Used for treatment of leather to soften the surface and make the leather waterproof\more tough\antiwear. Sensitization industry: Is served as the developing agent reductant and the protection of fixing bath dose and so on. Food industry: It is used as bleacher\antiseptic\leavening agent\antioxidant\color fixative\preservative etc. Waste Water Treatment: Used as an oxygen scavenger to eliminate the dissolved oxygen in waste water Mining: It is used for ore floatation. Sodium Metabisulfite is an in many beacher in many industries. It is used in beaching mechanical paper pulp, cotton, wool and kaolin clay. Packing: 25kgs/1MT/1.25MT per PP and PE bag |
| 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: | Tianjin Xibeier International Co.,Ltd [ China ] |
| Contact: | De Xi,Zhao |
| Tel: | 022-24214095 |
| Fax: | 022-24214097 |
| Email: | cntjxibeier@163.com |
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