Properties
3-chlorophthalic Anhydride,
4-chlorophthalic Anhydride is colorless or light yellow flaky
solid , Melting point 122-125°C
Technical index
| Item |
3-chlorophthalic
Anhydride |
4-chlorophthalic
Anhydride |
Appearance |
First grade |
qualified products |
First grade |
qualified products |
| white or yellowish
powdery or crystalline powder |
white or yellowish
powdery or crystalline powder |
Melting point(°C) |
122-125 |
88-92 |
| Acidity(KOHmg/g) |
600-610 |
616-617 |
Purity(%≥) |
98 |
95 |
98
|
95 |
Application
used in aviation, spaceflight,
micro-electronics and atomic energy industry
