for thin layer chromatography

high-purity grade

≤0.01% Fe3,+

60 Å pore size

0.75 cm3/g pore volume

~500 m2/g

2-25 μm

chloride (Cl-): ≤0.01%

nwg

2230 °C

>1600 °C

~6.8 (10% in aq. suspension)