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Chemical and Biological Technologies in Agriculture

Table 4 Rock-Eval parameters of atmospheric deposited particles in DHS

From: Composition and structure of natural organic matter through advanced nuclear magnetic resonance techniques

DHS

S1a (mg of HC g−1 dw)

S2b (mg of HC g−1 dw)

S3c (mg of CO2 g−1 dw)

HI (hydrogen index) (mg of HC g−1 TOC)

OI (oxygen index) (mg of CO2 g−1 TOC)

TOC

Spring (Apr. 2010–May 2010)

9.62

43.67

13.93

332

23

13.15

Fall (Sep. 2010–Nov 2010)

9.74

53.04

18.25

351

20

15.09

Winter (Dec. 2010–Feb. 2011)

10.86

55.03

17.04

380

10

14.50

Summer (May 2011–Jul. 2011)

22.68

61.34

22.35

359

23

17.09

  1. aS1 is generated during pyrolysis under 300 °C
  2. bS2 is generated during pyrolysis from 300 to 650 °C
  3. cS3 is originated from CO and CO2 detected by infrared (IR) during pyrolysis
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