Welchrom TPT (Tea leaf)

Welchrom ® TPT is a pretreatment column that developed for the pesticide residues in tea, mainly preparing packing materials according to removing the interferents affected the detection. The whole column bed is composed of three kinds of adsorbents which can be used for the residue detection of all kinds of pesticides in tea (including organophosphorus, organochlorine, carbamate, and permethrin, etc.).