Shinwa Express Vol.172 for Analysis of Phthalthrin using Shinwasorb  ～Part.1～ ～Isomer ratio phthalthrin～.

 

Shown below is an analysis of phthalthrin performed using a column packed with a Shinwasorb packing material in accordance with the Pesticide guidelines.

 

Selection of column
Column performance: The resolution between phthalthrin isomers is 1.95.
(The resolution between the two peaks of phthalthrin being not less than 1.3.)