CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking

  • CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Manufacturers, CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Factory, Supply CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
  • CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Manufacturers, CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Factory, Supply CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
  • CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Manufacturers, CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Factory, Supply CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
  • CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Manufacturers, CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Factory, Supply CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
  • CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Manufacturers, CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Factory, Supply CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
  • CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Manufacturers, CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking Factory, Supply CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking
  • Xiang Sante
  • Hunan
  • 7-15days
  • 50000T/Year

CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking


CAS number 7757-83-7 sodium sulfite powders used for oxygen scavenger,water treatment,papermaking

Descriptions:

Competitive price, good service, own factory, free sample, quick delivery


Product picture:


Specifications:

Classification:sulphateType:Sodium sulfiteCAS NO.:7757-83-7
Commodity name: sodium sulphite anhydrousChemical Formula:Na2SO3EINECS NO.:231-821-4
Other names:sodium sulphite anhydrousMF:Na2SO3Purity:96% 97%98% min
Place of Origin:Hunan,China(Mainland)Grade Standard:Food Grade ,Industrial GradeBrand Name:Sante
Appearance:White ,monoclinic crystal or powderApplication:Industry Grade, Food Grade, Mol wt:126.04
Color:White  HS Code:2832100000




Specification of Sodium sulfite anhydrous for Industry Grade and Food Grade:
ItemQuality Index
Industry GradeFood Grade
Purity ( As Na2SO3)96.0% min98.0% min
Sodium sulphate ( SO4)2.0% max1.2% max
Chlorides ( As NaCL)0.5% max0.08% max
Arsenic ( As )-0.0002% max
Heavy metals ( As Pb )-0.0005% max
Iron (Fe)0.005% max0.003% max
Water insoluble0.05% max0.01% max


Physical Character】:White, monoclinic crystal or powder.Its alkaline aqueous solution, the PH of about 9 ~ 9.5, at 40 ℃, the highest solubility is about 37.4 g / 100 g water, into sodium sulfate, in contact with air oxidation in high temperature is decomposed into sodium sulphide, ratio of 2.633 (15.4 ℃), refractive index of 1.565.


Application】:As in commercial concrete water reducing agent, used as a reducing agent and the inhibitor in mineral processing industry (inhibits sphalerite and pyrite), printing and dyeing industry as deoxidizer and bleach, used for all kinds of cotton fabric scouring, can prevent the partial oxidation of cotton fiber, fiber strength.The photosensitive industry is used as a developer, and the organic industry is used as reducing agent for the production of diphenylenediamine and amino salicylic acid.Textile industry is used as artificial fiber stabilizer.Also used in papermaking, electronic, water treatment and other industries.

 

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


【Certifications】: 

oxygen scavenger


【FAQ】: 

1. How do the products transport?

After buying our products, we track products to appointed china port, waiting for loading on board to send to customer's destination port. We have shipping company agent such as ANL, APL, CMA, COSCO, CSAV,CSCL,EMC,HASCO etc or reguested.

2.  What is  your main products?

Our products mainly include sodium metabisulfite,anhydrous sodium sulfite, sodium thiosulfate pentahydrate, feed/industrial grade zinc oxide, sodium sulfate, zinc sulphur, lithopone,barum sulfate, sodium sulphate anhydrous etc. 

3.  Can I get the sample?

Yes, sample is free, we pay the express fee according to the location.

4.  How long is the delivery time?

Normally it's 7-15 days, depends on shipment time and factory delivery date etc. 

5.  Can I negotiate the price?

Sure, for the large order, we may give some discount.

6.  Can I visit your company?

Of course, you can! We have our factory in Ji Yuan city, Henan province,  office in Zhuzhou city, Hunan province. We welcome you to visit us at anytime!

 

 







 

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