ABSTRACT
G a w d z i k et al. [1] preconcentrated ch lo ropheno l s b y s o l i d phase ext ract ion u s i n g car t r idges of this c o p o l y m e r . T h e y c o m p a r e d recover ies a n d b r e a k t h r o u g h v o l u m e s of p h e n o l a n d seve ra l m o n o - , d i - a n d t r i - ch lo ropheno ls for this c o p o l y m e r a n d several other c h e m i c a l l y b o n d e d phases c o n t a i n i n g h e x y l a n d oc tadecy l g roups (a lkyls i lane m o d i f i e d s i l i ca R P - 6 a n d R P - 1 8 ) . l , 4 ^ i ( m e t h a c i y l o y l o x y m e t h y l ) n a p h t h a l e n e ^ i v i n y l - benzene c o p o l y m e r gave y ie lds o f about 100% for aqueous so lu t ions con ta in ing 2 u g L 1 of each s t udy c o m p o u n d . T h i s l e v e l of recovery w a s ach ieved for R P - 1 8 o n l y w i t h 2 ,4 ,6-t r ich lorophenol a n d no t at a l l for R P - 6 .
