sodium metabisulfite / sodium pyrosulfite 97% Na2S2O5 CAS NO.7681-57-4
- FOB Price: USD: 300.00-300.00 /Metric Ton Get Latest Price
- Min.Order: 5 Metric Ton
- Payment Terms: L/C,D/A,D/P,T/T,Other
- Available Specifications:
FOB SHANGHAI(1-27)Metric Ton
- Product Details
Keywords
- Sodium disulfite
- Metabisulfito de sodio
- Na2S2O5
Quick Details
- ProName: sodium metabisulfite / sodium pyrosulf...
- CasNo: 7681-57-4
- Molecular Formula: Na2S2O5
- Appearance: White powder or small crystalline part...
- Application: Food Industry It is used as a preser...
- DeliveryTime: within two weeks
- PackAge: 25kg,50kg,500kg,1mt,1.25mt bags or as ...
- Port: shanghai
- ProductionCapacity: 6000 Metric Ton/Month
- Purity: 97%
- Storage: 1>25kg /50kg compound plastic woven ba...
- Transportation: by sea
- LimitNum: 5 Metric Ton
- Water Content: 0%
- Impurity: 3%
- Ash: 0%
- Grade: Industrial Grade,Food Grade
- NA2S2O5: >97.0%
- SO2: >65%
- FE: <0.003%
- WATER INSOLUBLE: <0.05%
- HEAVY METAL(PB): <0.001%
- AS: <0.0001%
Superiority
1.Snow white powder
2.Low Fe and heavy metal
3.Easily soluble in water
4.High purity:97%
5 Own two factory
6.full exporting experience in more than 50 countries
- Flexible payment term without financial pressure
- Customized package as per clients’ requirement
- Shanghai Warehouse to support urgent shipment
- Rich exporting experience to more than 50 countries
- Reliable behavior won good reputation from worldwide clients
Details
Name: |
Sodium Metabisulphite |
Chemical formula: |
Na2S2O5 |
Physical appearance: |
White powder or small crystalline particles. |
Quality standard: |
GB1893-1998 |
Description: |
Application: 1>Bleaching agent for textile fibres; 2>Colors stripper and dechlorination; 3>Preparation of Indigo Vat Dye; 4>Solubilizing and acidyfing agent for leather industries ; 5>Bleaching agent forpaper pulps; 6>Preservative and sterilisation agent for food industries.
Package: 1>25kg /50kg compound plastic woven bag with inner polythene liner; 2>1000kg Jumbo bags; 3>Any other particular requirements to the package can be discussed.
Shelf Life :half one year.
Storage & handling: 1>Store the product in a cool and dry place; 2>Prevent from direct sunlight,water and moisture; 3>Avoid contact with strong acid,oxidants or poisonous substances; 4>Exposure to moisture will make it oxidze easily to sodium sulphate; 5>Do not store it for long time.
Product Specification: TECH GRADE FOOD GRADE NA2S2O5 >96.5% >97.0% SO2 >65% >65% FE <0.005% <0.003% WATER INSOLUBLE <0.05% <0.05% HEAVY METAL(PB) <0.001% <0.001% AS <0.0003% <0.0001% |
Food Industry
It is used as a preservative and antioxidant in food
Chemical Industry
It is used bleaching agent in the production of coconut cream
Water Treatment
It is used to chemically reduce hexavalent chromium to trivalent chromium which can then be precipitated and removed from an aqueous waste stream. It also remove chloramine from drinking water after treatment.
Textile Industry
It is used as a bleaching and dechlorination agent. It bleaches the leather and make the leather soft, well developed etc.
Other Applications
It is used to precipitate gold from auric acid, as an excipient in some tablets such as paracetamol, etc