|Place of Origin:||Hunan|
|Model Number:||smbs -a1|
|Minimum Order Quantity:||1 metric ton|
|Price:||usd 300 per metric ton|
|Packaging Details:||25 kgs bag,1000 kgs big bag|
|Delivery Time:||5-8 days|
|Payment Terms:||T/T , L/C|
|Supply Ability:||3000 tons per month|
|Name:||Sodium Meta Bisulphite||Other Name:||For Food Use Sodium Pyrosulphite|
|Shelf Life:||12 Months/365 Days||Usage:||Food Additive Preservative, Antioxidant,antistaling Agent，|
|Mocular:||Na2S2O5||Raw Material:||Sulphur, Soda Ash|
sodium metabisulphite antioxidant,
sodium metabisulfite in food preservation
Sodium Metabisulfite/Sodium Meta Bisulphite
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.
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 :
Specification for Pharmaceutical Grade and Photo Grade
(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.
(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.
Sodium Metabisulfite Products
►Sodium Metabisulfite Food Grade
►Sodium Metabisulfite Industrial Grade
►High Purity Sodium Metabisulfite
►Refine Level Sodium Metabisulfite
►Sodium Metabisulfite Phamaceutical Grade
►Sodium Metabisulfite Photo Grade
Sodium Metabisulfite Food Grade Specifications
|Purity (AS Na2S2O5 )||97.0% Min||97.6%|
|Sulfur Dioxide (SO2)||65.0% Min||65.8%|
|Arsenic (As)||0.0002% Max||0.00005%|
|Heavy Metals (As Pb)||0.0005% Max||0.0003%|
|Selenium (Se)||0.0005% Max||0.00006%|
|Iron (Fe)||0.002% Max||0.001%|
|Water Insoluble||0.02% Max||0.014%|
Contact Person: Ms.xie