1.06306
di-Sodium tetraborate
for X-ray fluorescence analysis, anhydrous for analysis
Synonym(s):
di-Sodium tetraborate, Borax
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About This Item
Product Name
di-Sodium tetraborate, for X-ray fluorescence analysis, anhydrous for analysis
SMILES string
[Na+].[Na+].[B+3].[B+3].[B+3].[B+3].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].O.O.O.O.O.O.O
InChI
1S/4B.2Na.7H2O.7O/h;;;;;;7*1H2;;;;;;;/q4*+3;2*+1;;;;;;;;7*-2
InChI key
HJIQVKXMQOLFFS-UHFFFAOYSA-N
vapor pressure
7.3 hPa ( 1200 °C)
assay
≥98.0% (acidimetric)
form
powder
potency
>2000 mg/kg LD50, skin (Rabbit)
pH
9.2 (20 °C, 25 g/L in H2O)
mp
742 °C
solubility
25.6 g/L
density
2.37 g/cm3 at 20 °C
bulk density
700 kg/m3
anion traces
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.002%
sulfate (SO42-): ≤0.005%
cation traces
heavy metals (as Pb): ≤0.002%
storage temp.
2-30°C
Quality Level
Analysis Note
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.002 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.002 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.001 %
signalword
Danger
hcodes
Hazard Classifications
Eye Irrit. 2 - Repr. 1B
Storage Class
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
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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