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Sodium Tetra Borate, Decahydrate (Borax)
Sodium Tetra Borate, Decahydrate  (Borax)
Product Code: BORAX10

Borax Decahydrate 99.9% Technical Grade, white Powder or fine granualr. (100% Natural)Available in small or large packaging.
Grade: Technical; Formula: Na2B4O7.10H2O
Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is an important boron compound, a mineral, and a salt of boric acid. Powdered borax is white, consisting of soft colorless crystals that dissolve easily in water.
Uses: Flux soldering and forge welding. Heat-resistant glass; porcelain enamel; detergents; fertilizers’ leather; photography; bleaches; paint; laboratory reagent.


Item Specifications Price Availability Qty Order
1 Lb. $10.00 Yes
4 Lbs, Bag/Box $25.00 Yes
10 Lbs, Bag/Box $45.00 Yes
55 Lbs, Bag/Box $125.00 Yes

Additional Description

CAS # [1303-96-4]Na2B4O7.10H2O
Toxic by inhalation, noncombustible
Use restrictions:
Cannot be used in food applications and are labeled accordingly. Therefore, Borate products shall not be used as food additives or preservatives.
Cannot be used as human nutritional or mineral supplements.
Is not intended for carpet/upholstery applications and shall not be used for carpet/upholstery deodorization or flea control purposes.
Typical Analysis:
Analysis Values Specifications Unit
B2O3 37.74 36.5 to 40.2 %
Chloride as Cl 0.01150 0 to 0.07 %
Fe 0.00082 0 to 0.003 %
Na2B4O7.10H2O 103.4 99.9 to 110.1 %
Na2O 16.8 16.2 to 17.9 %
Sulfate as SO4 0.02090 0 to 0.06 %
70 mesh 2.0 0 to 8.0 %

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