Item

Aromatic hydrocarbons

Ketones

Alkene

Aldehydes

Cycloalkanes

Chlorinated hydrocarbons

Linear hydrocarbon

Esters

Alcohols

Total

VS

−0.175

0.869*

0.791

0.729

0.776

0.737

0.632

0.715

0.643

0.792

Aromatic hydrocarbons

0.277

0.408

0.453

0.432

0.493

0.562

0.459

0.514

0.418

Ketones

0.985**

0.947**

0.979**

0.960**

0.811

0.947**

0.895*

0.983**

Alkene

0.986**

0.999**

0.978**

0.848*

0.986**

0.955**

0.998**

Aldehydes

0.989**

0.963**

0.857*

0.993**

0.991**

0.986**

Cycloalkanes

0.982**

0.861*

0.987**

0.962**

0.999**

Chlorinated hydrocarbons

0.918**

0.948**

0.935**

0.986**

Linear hydrocarbon

0.807

0.848*

0.874*

Esters

0.980**

0.980**

Alcohols

0.956**