11625

Sodium tetraborate decahydrate

puriss., meets analytical specification of Ph. Eur., BP, NF, 99.0-103.0%

• Synonym(s): Borax decahydrate, Sodium borate decahydrate
• Linear Formula: Na₂B₄O₇ · 10H₂O
• CAS Number: 1303-96-4
• Molecular Weight: 381.37
• EC Number: 215-540-4
• MDL number: MFCD00149193
• UNSPSC Code: 12352302
• PubChem Substance ID: 329749511
• NACRES: NA.22

Properties

• agency: Ph. Eur.
• Quality Level: 200
• grade: puriss.
• assay: 99.0-103.0%
• form: crystalline
• quality: meets analytical specification of Ph. Eur., BP, NF
• impurities: carbonate and Bicarbonate, complies; organic volatile impurities, complies; residual solvents, complies; ≤0.001% ammonium (NH₄); ≤0.002% heavy metals (as Pb)
• pH: 9.0-9.6 (20 °C, 5%)
• density: 1.73 g/mL at 25 °C (lit.)
• anion traces: chloride (Cl^-): ≤50 mg/kg; sulfate (SO₄^2-): ≤50 mg/kg
• cation traces: As: ≤3 mg/kg; Ca: ≤100 mg/kg; Fe: ≤20 mg/kg; Mg: ≤10 mg/kg
• suitability: complies for appearance of solution
• storage temp.: 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;;;;;;;;;;
• InChI key: CDMADVZSLOHIFP-UHFFFAOYSA-N

Description

Legal Information

Safety Information

• pictograms: GHS08,GHS07
• signalword: Danger
• hcodes: H319,H360FD
• pcodes: P202 - P264 - P280 - P305 + P351 + P338 - P308 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Repr. 1B
• Storage Class: 6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable