|Place of Origin:||Hunan|
|Model Number:||sodium metabisulphite powder tech grade|
|Minimum Order Quantity:||1 metric ton|
|Price:||usd 280-320 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 Metabisulphite Tech Grade||Other Name:||Sodium Pyrosultite Tech Grade|
|Situation:||Dry White Crystalline Powder||Usage:||Food Additive,preservative Antistaling Agent，|
|Molecular Weight:||190.09||H.S Code:||2832100000|
sodium metabisulfite in water treatment,
sodium metabisulphite food grade
industry grade sodium pyrosulphite/ sodium metabisulphite/SMBS
Used in medicine when producing chloroform,solasulfone and methnylal;used as coagulant in rubber industry; used as dechlorided agent or assistants in printing and dyeing industry; used to improve leather properties in leather industry; used as developing agent in photosensitivity industry; used when producing hydroxyl geranial, hydrochloric hydroxylamine in chemical industry; used as bleaching agent, antiseptics, antioxidant, ect.in food industry.
Packing : External packing is PP woven bag, Internal packing is PE bag,25 kgs, 50 kgs, 1000 kgs, and 1250 kgs bag packing.
Storage & defence: Stored in cool and dry place, avoid moisture and heat. No breakage, No mixed with oxidant and toxic matter. The storage period is 6 month since the production date. It should be transported by clean car, with covering matter, avoid rain.
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, 50
(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.
0kg/1000kg/1100kg/1200kg jumbo bag or as per the buyer's requirement.
Specification for Pharmaceutical Grade and Photo Grade
Specification For Food Grade and Industry Grade :
Storage: Store the product in a dry and cool place.
Contact Person: Ms.xie