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Industrial Anhydrous Borax 99% with Certificate CAS No 1330-43-4

Model NO.
99%
MW
381.37
Transport Package
25kg/Bag
Specification
99.9
Trademark
dy
Origin
China
HS Code
2840190000
Production Capacity
30000mt/Month
Reference Price
$ 720.00 - 1,080.00
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Product Description

Description:
name:borax 
Chemical name: Sodium tetraborate  
CAS : 1330-43-4  
1. Physical and chemical properties:
1.1 Molecular formula: Na2B4O7
1.2 Molecular weight: 201.22
1.3 Melting point: 742.5ºC(for orthorhombic crystal A); 664ºC(for orthorhombic crystal B)
1.4 Density: 2.28 (for orthorhombic crystal A); 2.75(for orthorhombic crystal B)
1.5 Properties: Its hygroscopicity is extremely strong. Dissolved in water, but slowly dissolved in methanol to form a concentration of 13-16% solution.

Specification: 
 
Na 2 B 4 O 7
         ≥    99-100.3%
B 2 O
         ≥    68-69.4%
NaO 2
         ≥  30.5-30.9%
NaCl
         ≤   0.03%
Fe
         ≤    0.002%
water insoluble
           ≤    0.04%
 

Application
1.It can be used as a filler for washing powder and soap.
2. It is also a raw material for the manufacture of optical glass, enamel and enamel. It can also be used to make artificial gems and fluxes. When borax melts, it becomes a colorless glassy substance and is used to manufacture special optical glass.
3. In analytical chemistry, borax beads can be used to identify metal ions.
4. The borax aqueous solution is alkaline and can be used as a soap and detergent powder filler.
5. Medically used as a preservative. Chinese medicine is used as a heat-clearing and antidote.
6. In the chemical industry is the raw material for the manufacture of a series of boron compounds.
7. Borax solution is used as a plant fertilizer.
Packaging 

25kg/bag or as customer's request 
Store in ventilated and dry house with the package sealed away from moisture. Prevent the material from rain in case to be dissolved and lost during transportation Industrial Anhydrous Borax 99% with Certificate CAS No 1330-43-4

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