25333
The oxidation of chlorophyll a ( chl a ) catalysed by peroxidase ( POD ) from mesocarp of the olive fruit ( Olea europaea L . , cv Hojiblanca ) in the presence of H2O2 and 2 , 4 - dichlorophenol ( 2 , 4 - DCP ) , is characterised via the individualised quantification of the products of the enzymatic reaction using a new methodology of HPLC - UV spectrometry .
 Chemical: chlorophyll a; Chemical: chl a; Chemical: H2O2; Chemical: 2 , 4 - dichlorophenol; Chemical: 2 , 4 - DCP
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: chlorophyll a; Chemical: chl a; Chemical: H2O2; Chemical: 2 , 4 - dichlorophenol; Chemical: 2 , 4 - DCP