CHAPTER V 

 RESEARCH NEEDS AND RECOflMENDATIONS 



TABLE OF CONTENTS 



5.1 INFORMATION NEEDS AND IEVELS OF INFORMATION V~ 1 



5.2 RESEARCH NEEDS V- 1 



5.2.1 Sources, Transport and Fate V- 2 



5.2.1.1 Sources V- 2 



5.2.1.2 Transport V- 3 



5.2.1.3 Bioavailability V- 4 



5.2.1.4 Bicaocuinulation/Biomagnification V- 5 



5.2.1.5 Degradation V- 5 



5.2.1.6 Exposure Pathways V- 6 



5.2.2 Effects V- 6 



5.2.2.1 Public Health V- 7 



5.2.2.2 Toxicity Studies V- 7 



5.2.3 Measurement and Monitoring V- 9 



5.2.3.1 Analytical Methods V- 9 



5.2.3.2 Standard Reference Materials (SRM's) V- 9 



5.3 REOOMMENDATICNS FOR FUTURE RESEARCH V-10 



V-i 



