GRADE OF PRODUCT
| Items |
Unit |
ANTIS-B |
Test method |
||
|
BG1 |
BG2 |
BF1 |
|||
|
purity |
% |
99.5 |
JIS K8407 |
||
|
As |
ppm |
300 |
300 |
300 |
A.A.S |
|
Pb |
ppm |
100 |
100 |
100 |
A.A.S |
|
Fe |
ppm |
70 |
70 |
70 |
A.A.S |
|
SO4 |
ppm |
50 |
50 |
50 |
UV-VIS Spec |
|
CI |
ppm |
50 |
50 |
50 |
UV-VIS Spec |
|
Whiteness |
% |
¡Ã98.0 |
¡Ã97.0 |
¡Ã93.0 |
Color-meter |
|
Particle size Distribution |
§ |
1.0-3.0 |
4.0-7.0 |
Laser P.S.A |
|
|
*A.A.S : Atomic Absorption Spectrophtometer |
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