1.06306
di-Sodium tetraborate
anhydrous for analysis
Synonym(s):
di-Sodium tetraborate, Borax
About This Item
Recommended Products
grade
for X-ray fluorescence analysis
Quality Level
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
InChI
1S/4B.2Na.7H2O.7O/h;;;;;;7*1H2;;;;;;;/q4*+3;2*+1;;;;;;;;7*-2
InChI key
HJIQVKXMQOLFFS-UHFFFAOYSA-N
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 %
Signal Word
Danger
Hazard Statements
Precautionary Statements
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 Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
EU REACH SVHC Candidate List
EU REACH Annex XVII (Restriction List)
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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