Alumina

200

200

200

200

≥99%

≥99% (HPLC)

≥90%

≥99% (HPLC)

powder

powder

powder

powder or crystals

−20°C

−20°C

−20°C

2-8°C

NH₄OH: 0.1 M at 20 °C, clear, colorless

DMSO: 50 mg/mL, clear, colorless to very faintly yellow

water: 50 mg/mL, clear, colorless to faintly yellow

1 N NH₄OH: 50 mg/mL, clear to very slightly hazy, colorless to light yellow