China High quality Sodium Metabisulphite Sodium Pyrosulphite Na2SO5 97% Used for Auxiliary Agents Quotes, Factory, Manufacturers

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Sodium Metabisulphite Sodium Pyrosulphite Na2SO5 97% Used for Auxiliary Agents

Brand : Xiang Sante

Product origin : Hunan

Delivery time : 7-15days

Supply capacity : 300000T/Year

Sodium metabisulfite Na2S2O5 97%, white crystalline powder, easy to decompse by damp, so2 smell, used for auxiliary agents, water treament, produce sodium hydrosulfite

Sodium Metabisulphite Sodium Pyrosulphite Na2SO5 97% Used for Auxiliary Agents


Sodium Pyrosulfite Used for Auxiliary Agent,sodium metabisulfite,sodium sulphate water glass

Classification:SulphateType:Sodium MetabisulfiteCAS NO.:7681-57-4
Commodity name: Sodium Pyrosulfite,Sodium MetabisulfiteChemical formula:Na2S2O5Molecule Weight:190.1
Other names:Sodium PyrosulfiteMF:Na2S2O5EINECS NO.:231-673-0
Place of Origin:Hunan,China(Mainland)Grade Standard:Agriculture Grade,Food Grade.Purity:95  96.5%
Appearance:White or yellowish crystalline powderApplication:IndustrialBrand Name:Xiang Sante
Color:White or yellowish crystalline powderHS Code:28321000Smell:SO2
Quality Standard:GB1893-86


National Standard :[HG/T2826-2008]
Product Specification:
itemSpecification
High-ClassFirst-class
Main Content (Na2S2O5)  % ≥96.595.0
Fe (fe)%≤0.050.05
Heavy metal(PB)计%≤0.0050.01
As (As) %≤0.0001----

 

【Physical Character】:White or yellowish crystalline powder. Relative density 1.4, soluble in water (20 ℃ for 54 g / 100 ml of water;At 100 ℃ for 81.7 g / 100 ml water) acidic aqueous solution, soluble in glycerin, slightly soluble in alcohol. Easy decomposition with damp, easy oxidation into sodium sulfate in air and contact with strong acid release sulfur dioxide and generate the corresponding salts, decomopse when heated to 150 ℃.


【Application】:In the pharmaceutical industry, used to produce chloroform, phenylsulfone and benzaldehyde.The rubber industry, used as a coagulant. The printing and dyeing industry, used as the dechlorination agent for cotton bleaching, and cotton as the auxiliary agent. Leather processing, which can make leather soft, plump and tough. It has the properties of waterproof, anti-folding and wear-resisting. Chemical industry, used to produce hydroxyl vanillin, hydroxylamine hydrochloride, etc. In Photosensitive industry, used as a developer. The food industry, used for bleaching agents, preservatives, loose agents, antioxidants, colorants and preservatives. Produce sodium hydrosulfite.

 

【Package】:25Kgs/Plastic woven bags;1000kgs/Bag or as requested.

Sodium Pyrosulfite Used for Auxiliary Agent,sodium metabisulfite,sodium sulphate water glass


【Storage and Transportation Notes】:

Store in a cool, dry warehouse.Packing seal, should prevent air oxidation.Guard against moisture.

Transportation should be protected from rain and sunlight. It is strictly prohibited to store and transport with acids, oxidants and harmful and toxic substances.

This article is not suitable for long storage. Handle with care during loading and unloading to prevent breakage of packing. In case of fire, use water and various fire extinguishers.

Sodium Pyrosulfite Used for Auxiliary Agent,sodium metabisulfite,sodium sulphate water glass

【FAQ】:

Q: Are you a factory or trading company?                        A: We are a factory.

Q:What is the payment terms?                                         A: L/C ,T/T, D/P or other payment terms negotiable.

Q: How does your factory do regarding quality control?   A: Our factory can accept any third party inspection.

Q: How long is your delivery time?                                   A: Generally 7-12days.

Q: Do you provide free samples? is it free or extra?          A: Yes, we could offer the sample for free charge with freight negotiable.

Q:Where is your factory located?How can I visit there?     A: You can fly to Changsha International Airport. All our clients, from home or abroad, are warmly welcomed !


Your any inquiry or requirement will get prompt and great attention from us! Welcome to contact us!



 

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