Info |
White
powder,non-toxic,easy to disperse,with good chemical stability,tint
reducing power and covering power.
|
|
Item
|
Standard
|
|
1st Grade |
Regular
Grade |
|
1 |
TiO2 content,%(m/m)
≥ |
98.0 |
|
2 |
Color (as compared with
reference standard)≥ |
Not lower than |
Slightly lower
than |
|
3 |
Whiteness of dry powder Wg
≥ |
93.0 |
90.0 |
|
4 |
Tint reducing power (as
compared with reference standard) ≥ |
100 |
90 |
|
5 |
Volatile at 105°C %(m/m)
≤ |
0.5 |
|
6 |
Volatile at 105°C after 24h
stay at (23±2)°C/RH (50±5)%,%(m/m) ≤ |
0.5 |
|
7 |
Water soluble substances,%(m/m)
≤ |
0.5 |
0.6 |
|
8 |
pH value of aqueous
suspension |
6.5-8.0 |
6.0-8.5 |
|
9 |
Oil absorption,g/100g
≤ |
26 |
28 |
|
10 |
Residue on sieve 45µm,%(m/m)
≤ |
0.08 |
0.20 |
|
11 |
Resistance of aqueous
extract,Ωm ≥ |
20 |
16 |
|
12 |
Fe2O3,ppm
≤ |
100 |
150 |
Application:in plastic pipes and
films,cosmetics,ceramics,rubber,leather,coatings &
paints. |
