15517
A rapid determination method for ethylenethiourea in potato and cucumber by modified QuEChERS - high performance liquid chromatography - tandem mass spectrometry .
 Chemical: ethylenethiourea
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: ethylenethiourea