Sodium tetraborate CAS:1330-43-4

  • Product Name:Sodium tetraborate
  • CAS:1330-43-4
  • Molecular formula:B4Na2O7
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COA:Downl oad MSDS:Downl oad

Sodium tetraborate CAS:1330-43-4

Sodium tetraborate CAS:1330-43-4 Basic information

Product Name: Sodium tetraborate
Synonyms: boricacid(h2b4o7),disodiumsalt;boricacid(h2b4o7),sodiumsalt;Dehybor;di-Sodiumtetraborate,anhydrou;FB 48;fr28;fusedsodiumborate;Na2B4O7
CAS: 1330-43-4
MF: B4Na2O7
MW: 201.22
EINECS: 215-540-4
Product Categories: Chemical Synthesis;Inorganic Salts;Materials Science;Metal and Ceramic Science;Salts;Sodium;Sodium Salts;Synthetic Reagents;Inorganics;organic or inorganic borate
Mol File: 1330-43-4.mol

Sodium tetraborate CAS:1330-43-4 Chemical Properties

density: 2.367 g/mL at 25 °C(lit.)
Melting point: 741 °C(lit.)
Boiling point: 1575°C
form: Solid
storage temp.: Store at +5°C to +30°C.
Water Solubility: 26 g/L (20 ºC)
refractive index: 1.501
InChIKey: UQGFMSUEHSUPRD-UHFFFAOYSA-N
Fp: 1575°C
solubility: H2O: 0.1 M at 20 °C, clear, colorless
NIST Chemistry Reference: Sodium borate(1330-43-4)
Merck: 14,8590
Stability: Stable. Incompatible with powdered metals.
Sensitive: Hygroscopic
Specific Gravity: 2.367
vapor pressure: 7.3 hPa (1200 °C)
λmax: λ: 260 nm Amax: ≤0.020λ: 280 nm Amax: ≤0.015
EPA Substance Registry System: Sodium tetraborate (1330-43-4)

Technical Condition(%)

Standard(%)

Tested(%)

Purity

98

99.0

杂志最高含量(%计)

Items

Standard%

Tested%

Pb

0.005

0.002

Sulfate(SO4)

0.005

0.004

Chloride(Cl)

0.005

0.002

Iron(Fe)

0.0005

0.0003

PO4

0.005

0.002

Ga

0.005

0.003

Cu

0.005

0.002


UsesPharmaceutic aid (alkalizing agent).
UsesRefined borax (Na2B4O7) is an additive in laundry products such as soaps and water-softening compounds. Also used for cosmetics, body powders, and the manufacture of paper and leather. Borax is an environmentally safe natural herbicide and insecticide.
Usessodium borate is a preservative and emulsifier with astringent and anti-septic properties. It is also used as a pH adjuster. Sodium borate is the sodium salt of boric acid. It may cause skin dryness and irritation.


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