TiO₂ Photocatalyst Nanoparticle Separation: Flocculation in Different Matrices and Use of Powdered Activated Carbon as a Precoat in Low-Cost Fabric Filtration

Table 1

Providers’ information about properties of the investigated activated carbons.

	Merck 102186	Hydraffin WG
Ash content	<1	About 5
pH (in deionised water)	4–7	3–5
Particle size	About 60 µm^a, 50% ≤30 µm, 90% ≤100 µm	85% ≤40 µm
BET surface (m^2/g)	775^a	1100
Iodine uptake (mg/g)	888	1050

a[16].