Specialty Columns

DNPH-derivatives

Eprogen 2,4-DNPH (dinitrophenylhydrazine) derivatives of aldehydes and ketones

HALO 2,4-DNPH (dinitrophenylhydrazine) derivatives of aldehydes and ketones

Inertsil Carbonyls, 2,4-DNPH (dinitrophenylhydrazine) derivatives of aldehydes and ketones

Forensics

Helix Daze 47 for real marijuana samples

Selectra EtG UCT column for polar EtG/EtS alcohol metabolites

PAHs, hydrocarbons

Eprogen PAH

HALO PAH

Hichrom PAH

Sugars, Organic acids

Cosmosil Sugar-D

Prevail Carbohydrate

Prevail Organic acids

Sucrebead Shiseido columns for carbohydrate analyses

Misc.

Inertsil As (arsenic compounds in water)

Inertsil Sulfa C18 (sulfa drugs)