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

ES Industries Chromegabond C18 THC

ES Industries Epic C18 cannabinoid

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

ES Industries columns for petroleum products

Sugars, Organic acids

Cosmosil Sugar-D

ES Industries Chromegabond Carbohydrate

Prevail Carbohydrate

Prevail Organic acids

Sucrebead Shiseido columns for carbohydrate analyses

Misc.

Inertsil As (arsenic compounds in water)

Inertsil Sulfa C18 (sulfa drugs)