Specification:
|
Item
|
Index
|
|
Appearance
|
Yellow grayish green crystal or powder
|
|
Assay (C14H8O2)
|
98.5% min
|
|
Loss on drying
|
0.5% max
|
|
Ash
|
0.5% max
|
|
Size
|
1.5μm-60μm
|
|
Melting point
|
283.0oC min
|
Usage: Dyes intermediate, paper-making auxilary.