Fig. 3From: Enhanced polyhydroxyalkanoate (PHA) production from the organic fraction of municipal solid waste by using mixed microbial culture 13C SPE NMR spectra of the reference pure PHA88/12 (a), original biomass containing PHA (b) and exhausted biomass after PHA extraction (c). Frames indicate CO and CH33HV signals related to PHA polymer that can be used for monitoring the synthesis and extraction processBack to article page