China (Mainland)
High purity Sodiummetabisulfite in stock CAS NO.7681-57-4
- Min.Order: 25 Kilogram
- Payment Terms: L/C,D/A,D/P,T/T,Other
- Product Details
Keywords
- Sodiummetabisulfite supplier
- Sodiummetabisulfite
- high quality Sodiummetabisulfite
Quick Details
- ProName: High purity Sodiummetabisulfite in sto...
- CasNo: 7681-57-4
- Molecular Formula: 2Na.O5S2
- Appearance: White powder
- Application: pharmaceutical
- DeliveryTime: 2-3days
- PackAge: According client's requirements
- Port: any chinese port
- ProductionCapacity: 100 Metric Ton/Month
- Purity: 99%
- Storage: keep sealed and keep from direct light
- Transportation: According client's requirements
- LimitNum: 25 Kilogram
Superiority
1.Both food & tech grade
2.Steady high quality
3.Nicest price &Good service
4.Prompt delivery
Property: white or light yellow crystal powder, a strong smell of sulfur dioxide,relative density is 1.4, easy to dissolve in water and glycerin, water solution. It has acidity,and its solubility will become large while raising the temperature and is less to dissolve in ethanol.
Molecular Formula : Na2S2O5
Molecule Weight : 190.12
CAS NO .: 7681-57-4
Appearance : White Free Flowing Fine Crystal or Powder
Packing: Packed in 25kg plastic woven bag, 25kg Kraft paper bag, 25kg PE bag, 500kg/1000kg/1100kg/1200kg jumbo bag or as per the buyer's requirement.
Specification For Food Grade and Industry Grade :
|
Item |
Quality Index |
|
|
Food Grade |
Industry Grade |
|
|
Purity ( As Na2S2O5) |
98.0% min |
96.0% min |
|
Sulfur Dioxide( SO2) |
65.0% min |
65.0% min |
|
Arsenic ( As ) |
0.0002% max |
- |
|
Heavy metals ( As Pb ) |
0.0005% max |
- |
|
Selenium (Se ) |
0.0005% max |
- |
|
Iron (Fe) |
0.001% max |
0.002% max |
|
Water insoluble |
0.02% max |
0.05% max |
|
PH value : |
4.0-4.8 |
4.0-4.8 |
|
Remark : |
Conformed with FCC V and E 223 Standard |
|
Specification for Pharmaceutical Grade and Photo Grade
|
Item |
Quality Index |
|
|
Pharmaceutical Grade |
Photo Grade |
|
|
Purity ( As Na2S2O5) |
98.0% min |
98.0% min |
|
Sulfur Dioxide( SO2) |
65.0% min |
65.0% min |
|
Thiosulphate ( As S2O3) : |
0.05 % max |
0.05% max |
|
Chloride ( As CL-) : |
30 ppm max |
50ppm max |
|
Arsenic ( As ) : |
1ppm max |
1ppm max |
|
Lead ( Pb ) : |
1 ppm max |
2ppm max |
|
Copper (Cu) : |
1 ppm max |
1ppm max |
|
Iron (Fe ) : |
5 ppm max |
5ppm max |
|
Mercury (Hg) : |
0.1ppm max |
1ppm max |
|
Chromium (Cr) : |
1 ppm max |
- |
|
Selenium (Se ) : |
1 ppm max |
5ppm max |
|
Zinc (Zn) |
1 ppm max |
1ppm max |
|
Cadmium (Cd ) |
1ppm max |
- |
|
Nickel (Ni) |
1ppm max |
- |
|
Na2SO3 + Na2SO4 |
1.5% max |
- |
|
PH value : |
4.0-4.8 |
4.0-4.8 |
|
Remark : |
Conformed with USP standard |
|
Application:
(1) Food Grade: Bleach agent (e.g. candies, cake, bamboo shoots, etc); Loose agent (e.g. bread, cracker etc); Antiseptic and germicide (e.g. fruit juice, tinned food, brews, the cereals food is defended storage etc); Inhibitor and freshen agent (e.g. day lily, seafood, fruit and vegetable etc).
(2) Industry Grade: Mordant of printing and dyeing; Dechlorinate of textile after bleaching; Sulphonated agent and reducer of chemical industry and pharmacy; Bleach of paper pulp, bamboo and timber bleach of Stap; Treatment agent of waste water; Rubber solidifying agent Perfume industry is served as hydro carbon perfume aldehyde
The hide profession employ to do to molt dose and pliable dose and wearproof dose; sewage treatment, and so on .
(3) Pharmaceutical Grade: In chemical synthesis in the production of acrylic fibre, vitamin K, vitamin A, pharmaceutical intermediates, etc.
(4) Photo Grade: The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose.
Storage: Store the product in a dry and cool place.
Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.
Our advantages:
1, High quality with competitive price:
1) Standard:BP/USP/EP/Enterprise standard
2) All Purity≥99%
3) We are manufacturer and can provide high quality products with factory price.
2, Fast and safe delivery
1) Parcel can be sent out in 24 hours after payment.Tracking number available
2) Secure and discreet shipment.Various transportation methods for your choice.
3) Customs pass rate ≥99%
4) We have our own agent/remailer/distributor who can help us ship our products very fast and safe,
and we have stock in there for transferring.
3,We have clients throughout the world.
1) Professional service and rich experience make customers feel at ease, adequate stock and fast delivery meet their desire.
2) Market feedback and goods feedback will be appreciated, meeting customers's requirement is our responsibility.
3) High quality,competitive price,fast delivery ,first-class service gain the trust and praise from the customers.
Details
Shaanxi Mingqi Chemical Co., Ltd is committed to the development of import and export trade in the production, operation and plant extracts of pharmaceutical raw materials and intermediates. It has trade with other Asian countries and Europe, the Americas and African countries. Important exporters of pharmaceutical chemical raw materials and the world's latest importers of pharmaceutical raw materials.
Shaanxi Mingqi Chemical Co., Ltd has always been adhering to the company to market-oriented, customer-centric, with professional and enterprising team spirit and the company's strong financial strength, to provide customers with fast, high quality and efficient services, and always " To benefit customers "for the purpose.
In the pharmaceutical raw materials and intermediates export business, the company by virtue of years of accumulated experience and high quality and reasonable talent structure, accurate grasp of the market, not only with a number of well-known domestic production enterprises to establish a long-term stable strategic cooperative relations in the global pharmaceutical chemical raw materials And chemical intermediates on the market also won the loyal customer base and a very strong strategic partner, set up a professional image of the outsourcing of pharmaceutical procurement. On the basis of continuing to develop the existing export trade business, the Company has formulated the idea of establishing independent research and development center and constructing the production base of pharmaceutical and chemical products according to the future development trend of the pharmaceutical and chemical industry, and strives to establish the combination of R & D, manufacturing and trade Of the business development model.
While actively expanding their business and creating economic profits, enterprises do not forget their social responsibility, and actively participate in greening trees, poor students and other social activities, and become a tradition for many years, creating a good social benefits.
