di-Sodium tetraborate, anhydrous 98% for analysis

Supplier: Thermo Scientific
Danger

Synonyms: Borax, Sodium tetraborate

206291000 206295000 206290025
ACRO206291000EA 37.9 EUR
ACRO206291000 ACRO206295000 ACRO206290025
di-Sodium tetraborate, anhydrous 98% for analysis
di-Sodium tetraborate
Formula: Na₂B₄O₇
MW: 201,22 g/mol
Boiling Pt: 1575 °C (760 mmHg)
Melting Pt: 741 °C
Density: 2,38 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00081185
CAS Number: 1330-43-4
EINECS: 215-540-4
REACH: 01-2119490790-32
Merck Index: 12,08733

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Specification Test Results

Appearance White Powder or crystals
Titration with HCl ≥97.5 %
Chloride (Cl) ≤500 ppm
Phosphate (PO4) ≤50 ppm
Calcium (Ca) ≤200 ppm
Copper (Cu) ≤50 ppm
Iron (Fe) ≤50 ppm
Lead (Pb) ≤50 ppm
Magnesium (Mg) ≤200 ppm
Nickel (Ni) ≤50 ppm
Potassium (K) ≤500 ppm
Heavy metals (as Pb) ≤50 ppm
Insoluble matter ≤0.05 % (in water)

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