|
Items
|
N220
|
N330
|
N550
|
N660
|
|
Indine absorption g/kg
|
121±5
|
82±5
|
43±4
|
36±4
|
|
DBP Absorption
|
114±5
|
102±5
|
121±5
|
90±5
|
|
CTAB Surface Area,
|
106-116
|
79-87
|
38-46
|
31-39
|
|
Nireogen Surface Area,
|
114-124
|
78-88
|
38-46
|
30-40
|
|
Tint Strength
|
110-120
|
98-108
|
|
|
|
Heating Loss,%,max
|
3.0
|
2.5
|
2.5
|
1.5
|
|
Ash,%,max
|
0.5
|
0.5
|
0.5
|
0.5
|
|
Tensile strength Msp,min,%
|
-0.8
|
-1.5
|
-3.5
|
-3.5
|
|
Exrension,%,min
|
+10
|
-10
|
-10
|
+10
|
3.Physical data:
- Odor:None
- PH:6-8
- Boiling point :4200
- Vapor pressuer:Not applicable
- Solubility in water:Not applicable
- Specific gravity:1.7-2.1
- Viscosity: Not applicable