Home > Offer to Sell > Organic chemicals and Derivatives > Acid, ester and anhydride compounds > Potassium metabisulfite
Potassium metabisulfite
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| Post Date: | Sep 27,2013 |
| Expiry Date: | Mar 26,2014 |
| Detailed Description: |
Cas No. :16731-55-8
Payment Method: L/C,T/T Potassium metabisulfite executive standard: european food grade potassium metabisulfite E224 molecular formula: K2S2O5=222.326 molecular weight: 222.33 CAS Number: 16731-55-8 Product characteristics: The Product was colorless crystal or white crystalline powder with the relative density of 2.34 .The melting point was 150-190oC(decomposition). The product had a flavor of sulfur dioxide and soluble in water with acidic aqueous solution, it was not soluble in ethanol. Sulfur dioxide was released from acidic solution and oxidized to sulfate in the air. 1. For food Additive 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. For photographic Promote the developer’s configurate 3. For industry 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 stapk; Treatment agent of waste water; Rubber solidifying agent ;Perfume industry is served as hydrocarbon perfume aldehyde; The hide profession employ to do to molt dose and pliable dose and wearproof dose ,The sensitize industry is served as the developing agent reductant and the protection of fixing bath dose and so on; sewage treatment. Technical index: Test item Unit Specification Test method K2S2O5 g/100g 97.2 Acc.Fcc IV p.322 SO2 g/100g 56.0 calculation K2S2O3 g/100g 0.1 ISO 3629-1996(E) Na g/100g 2 AAS Cl g/kg 0.5 IC pH-value(10%solution) - 3.8-4.8 RCA/Q-S-066 heavy metal(measured by Pb) mg/kg 10 AAS As mg/kg 1 AAS Cu mg/kg 1 ICP-AES Fe mg/kg 5 ICP-AES Hg mg/kg 0.1 AAS(cold vapour) Pb mg/kg 1 ICP-AES Se mg/kg 1 AAS Zn mg/kg 1 ICP-AES K2SO3 +K2SO4 mg/kg excess material calculation Product usage: the product was used for the preparation of photographic developing solution, which was also used as food bleaching agents, preservatives, antioxidants .In addition, it could be used to retain freshness of wine, fruit juice, beer clarifying agent, fruits and vegetables, meat , grapes, as well as the non-cyanide silver plating. Product package (food grade): 25kg plastic bag per net, 18000kg into 1*20FCL Container with pallets. Or according to the buyer's requirements. |
| CAS Registry Number: | 16731-55-8 |
| Synonyms: | ;Disulfurous acid,potassium salt (1:2);dipotassium oxidosulfanesulfonate oxide;sulfanesulfonic acid, hydroxy-, oxide, monopotassium salt; |
| Molecular Formula: | H2KO5S2 |
| Molecular Weight: | 185.2412 |
| Molecular Structure: | 
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| Company: | Zibo Changcheng Chemical Factory [ China ] |
| Contact: | Eivira |
| Tel: | 0533-6720709 |
| Fax: | 0533-2692066 |
| Email: | sunnyoo2012@hotmail.com |
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