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Table 6 GC–MS quantitative content of classes of compounds (expressed as µg g−1 of extracted ORG3 fraction) in peat samples collected in two sites and at different depths. Standard deviation for three replicates is reported in parentheses

From: Molecular characterization of ombrotrophic peats by humeomics

Class of compounds

1A

1B

2A

2B

Total sugars

173 (± 2)

479 (± 3)

 Hexose

 Pentose

173 (± 1)

479 (± 4)

Total fatty acids

59,179 (± 4417)

133,159 (± 17,152)

315,631 (± 10,077)

260,912 (± 40,136)

 Saturated

52,049 (± 4179)

101,237 (± 13,649)

281,373 (± 10,013)

199,903 (± 27,455)

 Unsaturated

7129 (± 239)

31,922 (± 3503)

34,258 (± 64)

61,009 (± 12,681)

Hydroxy acids

4317 (± 43)

1884 (± 459)

Dicarboxylic acids

114 (± 5)

583 (± 33)

4328 (± 63)

Linear alcohols

355 (± 12)

Total aromatic compounds

4666 (± 391)

6488 (± 181)

22,372 (± 4133)

 Phenolic acids

115,332 (± 546)

Terpenoids

18,727 (± 1566)

10,341 (± 2992)

2059 (± 48)

16,744 (± 2753)

Alkanes

72,758 (± 712)

Total

78,020

148,923

406,417

301,912