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Table 1 Primary physicochemical characteristics of the particulate TiO2 materials and hydrodynamic sizes in exposure dispersions.

From: Modest effect on plaque progression and vasodilatory function in atherosclerosis-prone mice exposed to nanosized TiO2

Electron Microscopy images

Sample material

Product name

Phase(s)

Crystallite size for primary particles (nm)

Surface area

BET (m2/g)

Minor elements/surface coatings on the primary particles (wt%)

Particle size in exposure dispersions (nm ± SD)

       

unfiltered

3.0 μm filter

Fine TiO2 (fTiO2)

RDI-S

99.5% rutile

0.5% anatase

288

21

Al2O: 3.22

P2O5: 0.12

ZrO2: 0.07

§Polyol: 1.3

3415.8

± 228.3

560.9

± 162.0

Photocatalytic TiO2 (pTiO2)

VP Disp. W 2730 X

7.8% rutile

92.2% anatase

19

12

N.A.

Al2O3: 0.10

NA

2320.5

± 272.6

NanoTiO2 (nTiO2)

UV-Titan L181

100% rutile

20.6

107.7

Na2O: 0.60

SiO2: 12.01

Al2O3: 4.58

ZrO2: 1.17

§Polyol: 5.2

5223.5

± 831.6

518.2

± 118.2

  1. § Compound according to the manufacturer