B9876

Natriumtetraborat Decahydrat

ReagentPlus^®, ≥99.5%

• Synonym(e): Borax Decahydrat, Natriumborat Decahydrat
• Lineare Formel: Na₂B₄O₇ · 10H₂O
• CAS-Nummer: 1303-96-4
• Molekulargewicht: 381.37
• EG-Nummer: 215-540-4
• MDL-Nummer: MFCD00149193
• UNSPSC-Code: 12352302
• PubChem Substanz-ID: 329773325
• NACRES: NA.21
• Assay: ≥99.5%
• Form: powder

Eigenschaften

• Agentur: suitable for SM 4500 - NH3
• Qualitätsniveau: 200
• Produktlinie: ReagentPlus^®
• Assay: ≥99.5%
• Form: powder
• pH-Wert: 9.2 (10 g/L)
• Dichte: 1.73 g/mL at 25 °C (lit.)
• Lagertemp.: room temp
• SMILES String: O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2
• InChI: 1S/B4O7.2Na.10H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;
• InChIKey: CDMADVZSLOHIFP-UHFFFAOYSA-N

Beschreibung

Anwendung

Sodium tetraborate decahydrate is widely used to prepare buffer solution with a pH range approx 9.3. It can also be used as:

• A component of a buffer solution used in the separation and estimation of thiamin and its phosphate esters in commercial tablets.[1]
• A fluxing agent in the preparation of ceramizable silicone rubber-derived composite materials.[2]
• A crosslinking agent in the synthesis of porous foams by reacting cellulose nanofibres with poly-vinyl alcohol.[3]

Rechtliche Hinweise

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

Sicherheitshinweise

• Piktogramme: GHS08,GHS07
• Signalwort: Danger
• H-Sätze: H319,H360FD
• P-Sätze: P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313 - P337 + P313
• Gefahreneinstufungen: Eye Irrit. 2 - Repr. 1B
• Lagerklassenschlüssel: 6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable