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Table 2 Kovats indices of compounds identified using GC-MS

From: Fusarium inhibition by wild populations of the medicinal plant Salvia africana-lutea L. linked to metabolomic profiling

Compound Retention time (min) Kovats index
Propanoic acid 12.847 1057
Dodecane 19.403 1214
Phosphoric acid 22.188 894
Glycerol 22.386 940
Succinic acid 23.836 1132
Malic acid 29.751 1294
Pentadecane 30.149 1500
Rythronic acid 31.958 1518
Xylitol 36.487 1491
Ribitol 36.641 1491
2-keto-1-gluconic acid 37.616 1748
1,3-dibromobicyclon 38.996 1674
D-fructose 40.452 1726
Fructose oxime 40.709 2323
D-glucose 40.888 1698
D-mannose 41.074 1698
D-galactose 41.408 1698
Sedoheptulose, o-methyloxime 41.812 2533
Galactonic acid 43.403 1991
Hexadecanoic acid 44.737 2047
Myo-inositol 45.706 2152
Mannitol 46.559 1752
Caffeic acid 46.681 1985
Octadecanoic acid 49.138 2238
Alpha-D-glucopyranoside 56.798 3552
Octacosane 59.922 2800
  1. Chemicals were identified using the NIST library and ribitol was used as the internal standard.