Product Specifications
Prod Model: |
CDF |
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
CAS No: |
7681-57-4 |
Einecs No: |
231-673-0 |
Purity: |
98.5% |
Application: |
Waste Water Treatment |
Mf: |
Na2s2o5 |
Appearance: |
Powder |
Grade Standard: |
Industrial Grade |
Product Description
We are a main supplier of 98% Sodium Metabisulfite in China. We can supply you 98% Sodium Metabisulfite with competitive price. The details of the product as follow:
Sodium Metabisulfite
Molecular Formula: Na2S2O5
Molecule Weight: 190.12
CAS NO.:7681-57-4
EC:231-673-0
UN: 2693
HS:28321000
Appearance: white free flowing fine crystal or powder.
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.
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.
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);
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 piable dose and wearproof dose; sewage treatment, and so on.
3). Pharmaceutical grade: in chemical synthesis in the production of acrylic fibre, vitamin k, vitmin 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 products in dry and cool place.
Quality:
ITEM | QUALITY INDEX | |
Result |
Content of Na2S2O5 (calculated by dry base) % | 97.2% |
Content of SO2 | 65% |
Content of chloride(NaCl) (calculated by dry base) % | 0.1 |
ARSENIC | 0.0001 |
Content of insolubles in water (calculated by dry base) % | 0.017 |
Moisture % | 1.0 |
Heavy Metal(AS Pb) | 0.004 |
Iron(Fe) | 0.0009 |
PH Value | 4.5 |
Appearance of product | White fine crystal with slightly yellowish |
Packing | 25kg/bag, polywoven plastic bag outer , and PE film bag inner | |
Result | FIRST QUALITY | |
Remark | | |
Xiamen Ditai Chemicals Co Ltd is a professional chemical company in China. Specializing deal various kinds of quality chemicals. The products Include industry chemical, Animal feed additive, Food additive, Agrochemical, Fertilizer, pharmaceuticals, water treatment and Minerals. Our management team has many years of combined expertise meeting the needs of clients. We are proud our quality chemcials and service was approbated by the clients in the worldwide.
We alway pay attention to the quality control. For us, quality means satisfied clients. Only by constantly improving our internal and external procedures are we able to remain a reliable supplier of chemicals for our clients worldwide. Every step of the distribution chain is constantly checked and rechecked to guarantee the quality. Through continuous improvement in quality and service, we will provide our customers with products of optimum quality consistent with their requirements.
Besides the quality, we think the competitive price of goods is also important. Our comprehensive distribution network, buying power and efficient inventory management system allow us to offer our products at the best possible prices. Our principle is: Quality Chemicals With Competitive Prices - We Supply!
Up to now many of our chemicals have been done REACH final registration. It is convenient for the clients to use our chemicals in Europe market.
Your satisfaction is our most interested thing. Also your any suggestion will be highly welcome by us. Now enjoy your visiting and hope to hearing from you!