B3545

Natriumtetraborat Decahydrat

BioXtra, ≥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: 12352300
• PubChem Substanz-ID: 24891726
• NACRES: NA.21

Eigenschaften

• Produktlinie: BioXtra
• Qualitätsniveau: 200
• Assay: ≥99.5%
• Form: powder
• Verunreinigungen: ≤0.001% Phosphorus (P); ≤0.1% Insoluble matter
• pH-Wert: 9.2 (10 g/L)
• Löslichkeit: H₂O: 0.1 M, clear, colorless
• Dichte: 1.73 g/mL at 25 °C (lit.)
• Anionenspuren: chloride (Cl^-): ≤0.05%; sulfate (SO₄^2-): ≤0.05%
• Kationenspuren: Al: ≤0.0005%; Ca: ≤0.01%; Cu: ≤0.0005%; Fe: ≤0.001%; K: ≤0.005%; Mg: ≤0.0005%; NH₄⁺: ≤0.05%; Pb: ≤0.001%; Zn: ≤0.0005%
• 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 has been used:

• as a buffer component in biotinylation assay.
• in preparation of methylene blue solution for histological staining.
• as a component of trace metal solution for medium supplementation.

Biochem./physiol. Wirkung

Sodium tetraborate decahydrate also called borax. Guar gum based gels crosslinked by borax are effective for wastewater treatment. Borax is used in the preparation of detergents and cosmetics. Borax elicits toxicity in the brain especially in aquatic organisms resulting in edema and congestion.

Rechtliche Hinweise

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
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type P3 (EN 143) respirator cartridges