Table 3.

Summary of analytical methods used for water solubility determinations

Lab	Dodecahydrotriphenylene (column elution)	Hexylcyclohexane (slow-stir)
EMBSI	direct immersion SPME GC–MS	Static headspace-Trap GC-FID
BASF	Solvent extraction (dichloromethane), exchanged to methanol. HPLC–UV	Headspace SPME GC–MS
Fraunhofer Institute	Solvent extraction (cyclohexane), GC–MS	Solvent extraction (cyclohexane) GC–MS
Noack Laboratorien	Solvent extraction (cyclohexane) GC–MS	Solvent extraction (cyclohexane) GC–MS,
Smithers ERS Limited	Solvent extraction (hexane), tenfold concentration. GC–MS	Headspace SPME GC–MS

SPME solid phase microextraction using a 30 µm PDMS fiber (Supleco), GC–MS gas chromatography-mass spectrometry, GC-FID gas chromatography-flame ionization detection, HPLC–UV high performance liquid chromatography–ultraviolet detection