Paraquat (or N,N′-dimethyl-4,4′-bipyridinium dichloride) is one of the most widely used herbicides.

The use in agriculture is regulated. A determination in grains, fruit and for instance chiaseeds are important.

Commission Regulation (EU) 2016/1002
(Maximum residue levels for AMTT, diquat, dodine, glufosinate and tritosulfuron in or on certain products)

Regulation (EC) No.396/2005
(Maximum residue levels of pesticides in or on food and feed)

N,N′-dimethyl-4,4′-bipyridinium dichlorid

Sample preparation for
Paraquat/Diquat analysis using SPE columns
– Manual –
aokin QuickClean Paraquat/Diquat
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