Quantification of similar aromatic components in toluene



Toluene is one of popular solvents for polymerization, however Toluene sometimes contains small amount of Benzene, Ethylbenzene, Xylene etc. which have a similar aromatic structure to Toluene as impurities. It is important to quantify those toxic impurities in your final product to secure safety-quality of your product.

Method of trace analysis

Example: Quantification of benzene, ethylbenzene and xylene in toluene

・Ion chromatogram of benzene extracted

・Ion chromatogram of ethylbenzene and xylene extracted

Result ppm(wt/V)
benzene ethylbenzene m,p-xylene o-xylene
< 0.01 < 0.1 0.1 0.1

Search Number 2006

Download The Technical Note of This Exapmle.

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