m (spiked compost)/g

m (RefeSol 01-A)/g

m (compost)/g

TOC/%

(measured value)

50

2274

76

1.6 ± 0.2

50

1654

696

5.0 ± 0.5

50

910

1440

9.2 ± 0.5

50

166

2184

13.3 ± 0.4