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1.01077 Millipore

Aluminium oxide 90 active neutral

(activity stage I) for column chromatography 0.063-0.200 mm (70 - 230 mesh ASTM)

Synonym: Aluminium oxide 90 active neutral

  • CAS Number 1344-28-1

  • Empirical Formula (Hill Notation) Al2O3

  • Molecular Weight 101.96

  •  MDL number MFCD00003424

  •  EC Index Number 215-691-6

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Properties

Quality Level   100
potency   >5000 mg/kg LD50, oral (Rat)
bp   2980 °C/1013 hPa
mp   2050 °C
density   3.94 g/cm3 at 20 °C
storage conditions   no restrictions.

Description

Analysis Note

Activity: I
pH-value (10 % suspension): 6.8 - 7.8
Substances extractable by water: ≤ 0.2 %
Chloride (Cl): ≤ 0.1 %
Ca (Calcium): ≤ 0.15 %
Speed of filtration: ≥ 0.3 ml/min
Particle size: 70 % between 0.063 - 0.200 mm
Setting of activity according to the Brockmann activity grades adjusted to a migration distance of 30 mm:
I: activity I
II: activity II
III: activity III
IV: activity IV
V: activity V

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