di-Sodium tetraborate decahydrate 99.5% for analysis
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:1303-96-4
:
Formula:Na₂B₄O₇·10H₂O
MDL Number:MFCD00149193
:381.37 g/mol
Merck Index:13,08662
Boiling Pt:320 °C (1013 hPa)
Melting Pt:75 °C
Density:1,73 g/cm³ (20 °C)
Storage Temperature:Ambient
EINECS:215-540-4
REACH:01-2119490790-32
:GHS08
:GHS07
Specification Test Results
- Appearance:White Crystalline powder
- pH:9 to 9.5 (5 % at 20°C)
- Titration with HClO4:≥99.5 %
- Chloride (Cl):≤10 ppm
- Phosphate (PO4):≤20 ppm
- Sulfate (SO4):≤50 ppm
- Calcium (Ca):≤50 ppm
- Iron (Fe):≤5 ppm
- Heavy metals (as Pb):≤10 ppm