ChemicalBook CAS DataBase List Sodium tetraborate

Sodium tetraborate

$14 - $1200

Product nameSodium tetraborate
Cas No1330-43-4
MFB4Na2O7
MW201.22
EINECS215-540-4
MDL NumberMFCD00081185

Synonyms

ZINC CHLORIDE - FORMIC ACID SOLUTION PHE;ZINC ACETATE SOLUTION PHE;sodiumborate,anhydrous ;sodiumboronoxide ;sodiumtetraborate(anhydrous) ;sodiumtetraborate(na2b4o7) ;sodiumtetraborate,anhydrous ;Sodium tetraborate, anhydrous (99.998%-B) (50 ppm K) PURATREM

Price

Brand	Packaging	Price	Product name
AK Scientific Y2095	5g	$14	Sodium tetraborate, anhydrous
American Custom Chemicals Corporation ING0026014	5MG	$455.08	SODIUM TETRABORATE
Medical Isotopes, Inc. 16393	100g	$580	Borax Anhydrous
Rare Earth Products S0351Q	25gm	$26	Sodiumtetraborate,99.999%
Rare Earth Products S0351Q	100gm	$85	Sodiumtetraborate,99.999%
Sigma-Aldrich 229946	5g	$40	Sodium tetraborate
Sigma-Aldrich 72001	25g	$71.3	Borax Anhydrous
Sigma-Aldrich 229946	25g	$100	Sodium tetraborate
Sigma-Aldrich 221732	2.5kg	$163	Sodium tetraborate
Sigma-Aldrich 71996	250g	$165	Borax Anhydrous

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Properties

Melting point	741 °C (lit.)
Boiling point	1575°C
bulk density	700kg/m3
Density	2.367 g/mL at 25 °C (lit.)
vapor pressure	7.3 hPa (1200 °C)
refractive index	1.501
Flash point	1575°C
storage temp.	Store at +5°C to +30°C.
solubility	H₂O: 0.1 M at 20 °C, clear, colorless
form	Solid
Specific Gravity	2.367
color	White
PH	9.0-10.5 (25℃, 0.1M in H2O)
Water Solubility	26 g/L (20 ºC)
Sensitive	Hygroscopic
λmax	λ: 260 nm Amax: ≤0.020 λ: 280 nm Amax: ≤0.015
Merck	14,8590
Exposure limits	ACGIH: TWA 2 mg/m3; STEL 6 mg/m3 NIOSH: TWA 1 mg/m3
Stability	Stable. Incompatible with powdered metals.
Major Application	forensics and toxicology
Cosmetics Ingredients Functions	BUFFERING
InChI	1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1
InChIKey	UQGFMSUEHSUPRD-UHFFFAOYSA-N
SMILES	[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2
NIST Chemistry Reference	Sodium borate(1330-43-4)
EPA Substance Registry System	Sodium tetraborate (1330-43-4)

Sodium tetraborate

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