IPA

( Isophthalic Acid )

Acid Number              675กพ2(mgKOH/g) 
Moisture                     0.1 wt% max.    

Isophthalic Acid        99.85 wt% min.  

3-CBA                         20 ppm max.     
Metatoluic Acid          120 ppm max.    
Ash                              15 ppm max.     
Color b-Value             0 ~ 2 max.      
Total Metal                 10 ppm max.     
Co               1 ppm max.      
Mn              1 ppm max.      
Fe               1 ppm max.