Borax
Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is a naturally occurring mineral compound with the chemical formula Na2B4O7·10H2O. It is a white, crystalline powder that is composed of sodium, boron, oxygen, and water molecules.
Description
Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is a naturally occurring mineral compound with the chemical formula Na2B4O7·10H2O. It is a white, crystalline powder that is composed of sodium, boron, oxygen, and water molecules.
| Product Name | Borax |
| Catalog Number | PU22000012 |
| CAS No. | 10043-01-3 |
| Molecular Formula | Na2B4O7 |
| Molecular Weight | 202.2 g/mol |
| Grade | PUURETA (Pure) |
| HS Code | 28402090 |
| Categories | Lab Chemicals, Bath Salts, Bathroom Cleaners |
| EC Number | 603-411-9 |
| Synonyms | Sodium Borate |
| Parameter | Specification |
| Appearance | White or almost white, crystalline powder, colorless crystals or crystalline masses |
| Solubility | Soluble in water, very soluble in boiling water, freely soluble in glycerol. |
| Assay (Min.) | 98.0000% |
| pH | 9.0-9.6 |
| Arsenic (Max) | 0.0005% |
| Chloride (Max.) | 0.0500% |
| Sulphate (Max.) | 0.0500% |
| Lead (Max.) | 0.0030% |
| Calcium (Max.) | 0.0100% |
Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is a naturally occurring mineral compound with the chemical formula Na2B4O7·10H2O. It is a white, crystalline powder that is composed of sodium, boron, oxygen, and water molecules.
| Product Name | Borax |
| Catalog Number | PL22000012 |
| CAS No. | 10043-01-3 |
| Molecular Formula | Na2B4O7 |
| Molecular Weight | 202.2 g/mol |
| Grade | PLURAATA (Extra Pure) |
| HS Code | 28402090 |
| Categories | Lab Chemicals, Bath Salts, Bathroom Cleaners |
| EC Number | 603-411-9 |
| Synonyms | Sodium Borate |
| Parameter | Specification |
| Appearance | White or almost white, crystalline powder, colorless crystals or crystalline masses |
| Solubility | Soluble in water, very soluble in boiling water, freely soluble in glycerol. |
| Assay (Min.) | 99.00% |
| pH | 9.0-9.6 |
| Arsenic (Max) | 0.0005% |
| Chloride (Max.) | 0.0500% |
| Sulphate (Max.) | 0.005% |
| Lead (Max.) | 0.0025% |
| Calcium (Max.) | 0.0100% |
| Iron (Max.) | 0.0200% |
| Ammonium (Max.) | 0.0010% |
Natural Occurrence: Borax is found naturally in arid regions, primarily in the form of evaporite deposits. The largest known deposits are in the southwestern United States, Turkey, and Chile. It can also be obtained from the mineral kernite.
Chemical Properties: Borax is a salt of boric acid. It is soluble in water and has a variety of chemical and physical properties that make it useful in various applications.
Cleaning and Household Use: Borax has been used for generations as a household cleaner, laundry booster, and disinfectant. It can help remove stains, deodorize, and control mold and mildew.
Insecticide: Borax can be used as an insecticide to control pests like ants, cockroaches, and silverfish. It disrupts their digestive systems and can be an effective, low-toxicity alternative to chemical pesticides.
Flame Retardant: Borax can act as a flame retardant, and it has been used in the manufacture of certain fire-resistant materials and coatings.
Glass and Ceramics: Borax is used in the production of glass and ceramics. It is added to glass formulations to lower the melting point and improve glass clarity. In ceramics, it serves as a flux to help reduce the melting temperature of glazes and increase their gloss.
Metallurgy: In metallurgy, borax is used as a flux during the soldering and welding of metals. It helps remove oxide layers from metal surfaces and promotes better bonding.
Preservative: Borax has been used as a food preservative, particularly for certain foods like caviar and some Asian noodles. However, its use as a food additive is subject to regulations and restrictions in many countries.
Medicinal Use: Borax has been used historically in some traditional medicines for various purposes, although its medicinal use is controversial and not recommended without proper guidance.
Chemical and Laboratory Applications: Borax is used as a reagent and buffering agent in various chemical and laboratory procedures.
Crafts and Hobbies: Borax is used in various arts and crafts projects, including making slime and crystal-growing experiments.
