Abstract:
Atrazine is an herbicide used as weeds control and it is harmful to environment and
human health. The detection of atrazine exists in environment always interfered by
other matrices when using conventional extraction methods. Therefore, molecularly
imprinted polymer (MIP) for atrazine had been synthesized in order to achieve good
reproducibility and more accurate result. MIP was prepared via bulk polymerization
technique with atrazine as a template. Methacrylic acid (MAA) and ethylene glycol
methacrylate acid (EGDMA) were used as monomers and crosslinker respectively.
In order to increase pores size of sorbent, acetonitrile with toluene was used as
porogen and while azobisisobutyronitrile (AIBN) was used as initiator. NIP was
prepared following the same methodology as of with MIP but no addition of
template. The polymers were then ground and sieved in the range size of 25 – 38 µm
and used as sorbent material for solid phase extraction (SPE).