Sodium Metabisulfite Food Grade Cas No: 7681-57-4
Price Trend: 315-330 USD
Appearance | white crystalline or powder with a slight sulfur odor |
Physical Form | Other |
Heavy Metal (%) | AC/A%0A$?0.0005 |
Water Solubility | 54 g/100 ml |
Melting Point | 170 A,AdegC |
Product Overview
Key Features
The density is 1.4, freely soluble in water and glycerol, the aqueous solution is acidic, the solubility increases with increasing of the temperature, slightly soluble in ethanol.
Easily oxidized deterioration if exposured in the air , and will release SO2 relaxedly, finally become sodium sulfate, so the product should not be stored for a long time, and will resolve if heated to 150.
Uses:
Sodium pyrosulfite is widely used as bleach, mordant, reductive agent, Rubber solidifying agent, also can be used for organic synthesis, pharmaceutical and spices.
1, Pharmaceutical industry used for the production of chloroform, phenyl sulfone and benzaldehyde.
2, Rubber industry: used for coagulation agent.
3, Printing and dyeing industry : used for cotton bleaching after the dechlorination agent, cotton cooker.
4, Leather industry : used for leather processing, can used to make leather soft, plump, tough, with waterproof, bending, wear properties.
5, Chemical industry used for the production of hydroxyaldehyde, hydroxylamine hydrochloride and so on.
6, Photographic industry used in the developing agent and so on.
7, Food industry used for bleaching agents, preservatives, vegetable pine agents, colour fixative and preservatives.
8, Also can used in pulluted water treatment agent and Bamboo and wood fiber bleaching agent and so on.
Product Specifications
Appearance | white crystalline or powder with a slight sulfur odor |
Physical Form | Other |
Heavy Metal (%) | AC/A%0A$?0.0005 |
Water Solubility | 54 g/100 ml |
Melting Point | 170 A,AdegC |
Molecular Formula | Na2S2O5 |
Shelf Life | 12 Months |
Structural Formula | Na2S2O5 |
CAS No | 7681-57-4 |
Other Names | disodiummetabisulfite; disodiumpyrosulphite; fertisilo; metabisulfitedesodium; Sodiummetabisufite; sodiummetabisulfite(na2-s2o5); sodiumpyrosulfite(na2s2o5); Sodium dissulfite; Sodium disulphite; Sodium pyrosulphite |
Type | Antioxidants |
Color | white |
Purity | 96.5% |
Storage | Room Temperature |
FOB Port | Qingdao |
Supply Ability | 20000 MT Per Month |
Delivery Time | 15 Days |
Sample Available | Yes |
Sample Policy | Free samples available with shipping and taxes paid by the buyer |
Packaging Details | Packing: polypropylene weaving bag, paper plastic complex bag and kraft lined with polyethylene plastic bag.Net weight: 25, 50, 1000 kilograms per bag or according to demands from customers |
Main Domestic Market | All India |
Certifications | ISO9001, KOSHER CertificateAPSAEURAHALAL Certificate, Reach Certificate |
Company Details
Cowin Industry Limited Shandong Hirch chemical Co., Ltd. Supply Chemicals since 1993 Cowin Industry Limited & Shandong Hirch Chemical Co., Ltd. is a large invested company, lies in Weifang Ocean Chemical Zone. The company is specialized in the manufacture and application services of basic chemical materials, fine chemicals and drilling agents . Such as Chloride,Broide,Formate,etc.Using native abundant halogen resources, fetching in advanced technic facilities, absorbing Japanese advanced management experence, the quality is up to the International standard.In 2003, we were approved by ISO9001:2000. Our annual output is 30000MT Chloride, 20000MT Bromide, 10000MT Formate,etc. 95% of them are exported to over 20 countries and regions in the world. Because of this our company is famous both in China and Overseas and has become to one of the most reputed specialized chemical companies in China.Our company is taking the guidelines of towarding to the future and excelsior so as to consummate corporation management, committed to top quality products,satisfying service and firm credit for all the worldwide customers, development together. We relentlessly pursue continuous improvement and excellence in projects, products,processes, and services, and define success as getting thet right things done well. we always keep customer first and do believe on Teamwork, Mutual-trust and commitment to provide our customer the best of the best service. Good customer sercvice helps us retain clients and generate repeat revenue. Keeping our customers happy should be a primay objective of our organization. Provide value-added service is our ultimate goal.
Business Type
Exporter, Manufacturer, Distributor, Supplier, Trading Company
Employee Count
16
Establishment
2011
Working Days
Monday To Friday
Certification
ISO9001, HALAR , KOSHER, REACH
Seller Details
Cowin Industry Limited
Rating
4
Sales Manager General
Mr. Wang
Member Since
7 Years
AddressView on Map
8 Floor, A Building, No. 2998, Beihai Road, Weifang, Shandong, 266001, China
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