SX0355

Sodium Borate, Decahydrate

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

• Synonym(e): Sodium Tetraborate, Dodecahydrate, Borax
• Empirische Formel (Hill-System): B₄Na₂O₇ · 10H₂O
• CAS-Nummer: 1303-96-4
• Molekulargewicht: 381.37
• MDL-Nummer: MFCD00149193
• UNSPSC-Code: 12352302
• EG-Index-Nummer: 215-540-4

Eigenschaften

• Agentur: meets USP/NF
• Qualitätsniveau: 200
• Dampfdruck: 0.213 hPa ( 20 °C)
• Assay: 99.5-105.0%
• Form: crystals or granules
• Verunreinigungen: ≤0.005% Insoluble matter
• Farbe: white
• pH-Wert: 9.2 (20 °C, 47 g/L in H₂O)
• mp (Schmelzpunkt): 75 °C (Elimination of water of crystallisation)
• Löslichkeit: 49.74 g/L
• Anionenspuren: chloride (Cl^-): ≤0.001%; phosphate (PO₄^3-): ≤0.001%; sulfate (SO₄^2-): ≤0.005%
• Kationenspuren: Ca: ≤0.005%; Fe: ≤5 ppm; heavy metals (as Pb): ≤0.001%
• Versandbedingung: ambient
• Lagertemp.: room temp
• InChI: 1S/B4O7.2Na.10H2O/c5-1-9-3(7)11-4(8)10-2-6;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;
• InChIKey: OJPFLODMGUZMKD-UHFFFAOYSA-N

Beschreibung

Anwendung

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Hinweis zur Analyse

Assay99.5-105.0%Calcium (Ca)0.005% maxChloride (Cl)0.001% maxColorWhiteFormCrystals/granulesHeavy metals (as Pb)0.001% maxInsoluble matter0.005% maxIron (Fe)5ppm maxPhosphate (PO4)0.001% maxSulfate (SO4)0.005% maxpH of a 0.01 m solution at 25°C9.15-9.20

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