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Borax
From Wikipedia, the free encyclopedia
Borax, kent as sodium borate, sodium tetraborate, or disodium tetraborate an aw, is an important boron compoond, a meeneral, an a saut o boric acid.
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Quick Facts Names, Identifiers ...
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Names | |
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IUPAC name
Sodium tetraborate decahydrate | |
Identifiers | |
CAS Nummer |
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3D model (JSmol) |
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ChEBI | |
ChEMBL | |
ChemSpider |
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EC Nummer | 215-540-4 |
KEGG |
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PubChem CID |
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UNII | |
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SMILES
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Properties | |
Na2B4O7·10H2O or Na2[B4O5(OH)4]·8H2O | |
Molar mass | 381.38 (decahydrate) 201.22 (anhydrate) |
Appearance | white solit |
Density | 1.73 g/cm3 (solid) |
Meltin pynt | 743 °C (1,369 °F; 1,016 K) anhydrate[1] |
Bylin pynt | 1,575 °C (2,867 °F; 1,848 K) |
Magnetic susceptibility | −85.0·10−6 cm3/mol |
Structur | |
Monoclinic Prismatic | |
Space group | C2/c |
Pynt group | 2/m |
Pharmacology | |
ATC code |
S01AX07 (WHO) |
Hazards | |
GHS pictograms | ![]() |
GHS hazard statements | H360 |
GHS precautionary statements | P201, P308+313 |
NFPA 704 | ![]()
0
1
0 |
US heal exposur leemits (NIOSH): | |
PEL (Permissible) |
none[3] |
REL (Recommendit) |
TWA 1 mg/m3 (anhydrate an pentahydrate)[3][4] TWA 5 mg/m3 (decahydrate)[5] |
IDLH (Immediate danger) |
N.D.[3] |
Relatit compoonds | |
Ither anions |
Sodium aluminate; sodium gallate |
Ither cations |
Potassium tetraborate |
Relatit compoonds |
Boric acid, sodium perborate |
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa). | |
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Infobox references | |
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