 |
|
|
| |
|
|
|
|
|
|
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
|
|
| |
|
|
Build Your Online Product Catalogs?
| Product Name: |
Sodium Metabisulfite
|
| Supply Ability: |
|
| Related proudcts |
chemical, sodium, sodium metabisulfite, |
| Specifications |
DEJIA Chemical |
| Price Term: |
|
| Port of loading: |
TIANJIN |
| Minimum Order |
18MT/20FCL |
| Unit Price: |
|
|
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).
( |
| Company: |
SHIJIAZHUANGDEJIACHEMICALS CO.,LTD
|
| Contact: |
Ms. Sera Liu |
| Address: |
No. 51, Youyi Street |
| Postcode: |
|
| Tel: |
86-311-80871226 |
| Fax: |
86-0311-80871228 |
| E-mail: |
|
|
|
Home
