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Table 5 PHA yield on OFMSW weight unit

From: Enhanced polyhydroxyalkanoate (PHA) production from the organic fraction of municipal solid waste by using mixed microbial culture

 

First stage

Second stage

Global process

Percolate produced (L kg−1 OFMSWw.w.)

OA produceda (g kg−1 OFMSWw.w.)

PHA yieldb (g kg−1 OAin)

PHA yieldc (g kg−1 OFMSWTS)

PHA yieldd (g kg−1 OFMSWw.w.)

Trial 1

8.03

60.5

230 ± 38

62.9 ± 10.5

13.9 ± 2.3

Trial 2

19.3

151

220 ± 28

114 ± 14

33.2 ± 4.2

Trial 3

25.6

139

161 ± 9

100 ± 6

22.4 ± 1.3

  1. aOA expressed as acetic acid, determined according to the acid titration method [27]
  2. bPHA produced referred to OAin
  3. cPHA produced referred to OFMSWTS
  4. dPHA produced referred to OFMSWw.w