Octocrylene and Metabolites
formula: ; CAS Registry Number:
Substances
- 
  CPAA
 - 
  5OH−OC
 - 
  DOCCA
 
Specimen
- 
  Student groups with an even number of female and male students at the age of 20 to 29.
 
Sampling area
- 
  4 university cities as sampling areas.
 
Sampling period
1996 - 2020