Item

Enterprise standard Q/PGFD001-2003

National standard GB1706-93

BA01-01

PGA100

PGA110

First grade

Qualified grade

TiO2 TiO2 content,% 　　　≥　　

98.0

98.0

98.0

98.0

Color system brightness (L value)  ≥

98.4

98.0

Color system (b value)   　　  ≤

0.7

1.2

Colour (compared with that of the standard sample)

better than

not lower than

not lower than

near to

　Achromatization（compared with that of the standard sample）≥

103

100

100

90

Matter volatile at 105℃（at point of acceptance)， % ≤

0.5

0.5

0.5

0.5

Matter volatile at 105 ℃ after 24h pre-conditioning at 23 ± 2 ℃ and(50 ± 5)%RH % ≤

0.5

0.5

0.5

0.5

Matter soluble in water, % ≤

0.6

0.5

0.5

0.6

　 PH of aqueous suspension

6.5～8.5

6.5～8.5

6.0～8.0

6.0～8.0

　 Oil absorption, g/100g sample ≤

24

26

26

28

　 Residue on 45 μ m sieve, % ≤

0.07

0.1

0.1

0.3

　Water dispersion， %  　 　　≥

65

-

　 Resistivity of aqueous extract, Ω m ≥

30

20

20

16

Note：1、The standard sample adopts the first grade product of tianium dioxide BA01-01 in GB1706-93.
2、The PGA100 product is mainly used in making high grade paint,paper,plastic,leather,rubber,ect.

3、The PGA110 product is mainly used in making commercial paint,plastic,leather,ect.