Substance

Linear regression equations

R2

Acetone

y = 0.0148x – 0.1280

0.9975

Methanol

y = 0.0004x – 0.0121

0.9832

Ethanol

y = 0.0038x – 0.0236

0.9897

n-butanol

y = 0.0188x + 0.0103

0.9953

Acetic acid

y = 0.0234x + 0.0659

0.9941

Propionic acid

y = 0.0231x + 0.4244

0.9984

Isobutyric acid

y = 0.0739x + 2.9494

0.9710

Butyric acid

y = 0.0545x + 1.9410

0.9902

Isovaleric acid

y = 0.1285x + 5.6741

0.9516

Valeric acid

y = 0.1085x + 3.9121

0.9681

Caproic acid

y = 0.0841x + 3.6989

0.9291