Clean-up with Acetonitorile Eluent (PAE-2000 AC)
CLNpak 
PAE-2000 AC was used for GPC clean-up of phthalic 
acid esters. Please compare with the case of 
 analysis using 
PAE-800 AC and 
analysis with acetonitorile eluent. 
Sample : 1mL, dissolved in acetone
1. 
Corn oil
2. 
Butylbenzyl phthalate 
3. 
Sulfur
4. H
2O
5-16. 
Phthalic acid esters
5. Di-ethylhexyl phthalate, 6. Di-n-octyl phthalate, 7. Di-heptyl phthalate, 8. 
Di-n-hexyl phthalate,
9. Di-pentyhl phthalate, 10. Di-isobutyl phthalate, 11. Di-n-butyl phthalate, 
12. Di-n-propyl phthalate, 
13. Di-cyclohexyl phthalate, 14. Butylbenzyl phthalate, 15. Di-ethyl phthalate, 
16. Di-methyl phthalate
17. 
beta-carotene
18. Acetonitorile
Columns      : Shodex CLNpak PAE-G AC (8.0mmID*50mm) + PAE-2000 AC (20.0mmID*300mm)
Eluent       : Acetone
Flow rate    : 4.0mL/min
Column temp. : 40deg-C