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Buy Sodium Tetraborate Decahydrate At Best Factory Price From China Suppliers

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  • Product Details

Do you know where to buy Sodium Tetraborate Decahydrate from China? TNJ Chemical is one of the key Sodium Tetraborate Decahydrate factory suppliers from China since 2001.Now we are one of the biggest Sodium Tetraborate Decahydrate exporters from China. If you have any requirement of Sodium Tetraborate Decahydrate, please feel free to contact sales25@tnjchem.com


Product Information

Product Name         Sodium tetraborate decahydrate
Synonyms              Borax; Borax decahydrate; Sodium borate; Sodium pyroborate decahydrate; Sodium tetraborate 10H2O;
CAS No.                1303-96-4
EINECS No.            215-540-4
Molecular formula    Na2B4O7.10H2O
Molecular weight     381.37

Physical Properties
Colorless transparent crystals or white crystalline powder. Odorless, taste salty. Slightly soluble in cold water, soluble in hot water, glycerin, slightly soluble in ethanol, carbon tetrachloride.

Density                 1.73g/mL at 25℃
Melting Point          75℃
Boiling Point           320℃
Water solubility      60g/L at 20℃

Specification

Items

Normal Grade 

 Superior Grade

Appearance

White crystalline powder

White crystalline powder

Assay (Na2B4O7.10H2O)

95.0%

99.5%

Sodium carbonate (Na2CO3)

0.20%

0.10%

Water insoluble matter

0.04%

0.04%

Sodium sulphate (Na2So4)

0.20%

0.20%

Sodium chloride (NaCl)

0.05%

0.03%

Iron (Fe)

0.005%

0.002%


Applications
1) Borax as disinfectant, preservative, water softener, eye wash, available for washing powder and soap filler, ceramic glaze and glass raw material, etc..
2) in the metallurgical industry, borax for forging and welding test and metal, and is a good flux; in the weld metal and convenience to people with borax cleaning metal surface.
3) It is made of optical glass, enamel and enamel materials. In the glass, can enhance the UV transmittance, improve the transparency of the glass and heat resistant performance; in enamel products, can make the enamel is not easy to fall off and make its luster; widely used in special optical glass, glass fiber, jewelry, adhesive, printing and dyeing, washing (silk and wool, etc.), the gold refining, cosmetics, pesticides, fertilizers, borax soap, antiseptic, antifreeze and medical with disinfectant.
4) It is the basic raw material for producing borax boron compounds, almost all of the boron compound can be made by borax. They in metallurgy, iron and steel, machinery, military, knives, paper making, electronic tube, chemical industry and textile and other departments have important and extensive use; boron compound boranes can also be high power rocket fuel.

Packaging
50 kg/bag , inner plastic bag outer woven bag or as per customer’s requirements

Storage
It is non-toxic, harmless, non flammable, explosive chemicals can according to the general transportation.
put in a cool, dry place, rain, moisture, avoid eating.
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