NSWC/WOL/TR 75-3 5 



TABLE 4 



CONCENTRATION AND SEPARATION TECHNIQUES 

 FOR WATER ANALYSIS 



Technique 

 Freeze Drying 

 Carbon Adsorption 

 Solvent Extraction 

 Ion Exchange 

 Cocrystallization 

 Cooprec ip it at ion 

 Gas-liquid Chromatography 

 Thin Layer Chromatography 

 Membrane Filtration 

 Centrifugation 



Application 

 organic materials, inorganic ions 

 organic materials 

 organic and inorganic ions 

 organic and inorganic ions 

 trace elements in seawater 

 trace elements in seawater 

 volatile materials, dissolved gases 

 organic materials 

 suspended and particular matter 

 suspended and colloidal matter 



38 



