Decomposition fate test
To confirm degradation of DDT by ECMF and get insight into possible degradation pathways, culture
media extractions were analyzed with GC–MS by comparing retention times and mass spectra of their
compounds with guide samples.
The GC–MS analysis of the culture media extractions revealed 2 metabolites with retention times at 17.39 and 14.89 min, which were identified as dichlorobenzophenone (DBP) and 1,1-trichloro-2,2-bis (4-chlorophenyl) ethane (DDD)