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VCF online Volatile Compounds in Food 16.3 new version

RI color coding

Meaning of the Retention Index color coding

 >  RI value is greater than average
 <  RI value is smaller than average
 ≈  RI value is approximately equal to average *)
 =  RI value is equal to average
 ?  RI value is unreliable or unrealistic
  background color of referencing compound

*) approximately equal to average depends on the column type:

Column type boundary value
DB-1
DB-5
DB-17
DB-wax

With the average RI value also the number of RI values from which that average is computed is given. E.g. 520 (n=6).