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Safety Information

28-2010

Sigma-Aldrich

Sodium tetraborate

SAJ first grade, ≥99.0%

Synonym(s):

Borax, fused

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About This Item

Linear Formula:
Na2B4O7
CAS Number:
1330-43-4
Molecular Weight:
201.22
MDL number:
MFCD00081185
UNSPSC Code:
12352300
PubChem Substance ID:
329753085

grade

SAJ first grade

Assay

≥99.0%

form

solid

availability

available only in Japan

mp

741 °C (lit.)

density

2.367 g/mL at 25 °C (lit.)

storage temp.

15-25°C

SMILES string

[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2

InChI

1S/B4O7.2Na/c5-1-7-3-9-2(6)10-4(8-1)11-3;;/q-2;2*+1

InChI key

UQGFMSUEHSUPRD-UHFFFAOYSA-N

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Legal Information

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Danger

Hazard Statements

H319,H360FD

Hazard Classifications

Eye Irrit. 2 - Repr. 1B

Storage Class Code

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
U0060
U7848
U7544
U6941
U4830

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