Research Article

Isolation and Screening of Polyhydroxyalkanoates Producing Bacteria from Pulp, Paper, and Cardboard Industry Wastes

Table 1

List of PHA accumulating bacteria with source of isolation.

Name of isolate Source of isolate Gram reactionPHA concentration (g/L)PHA content (%)

NAP11Pulp industry sludge+ve5.236
NAP4Pulp industry sludge+ve3.682
NAW2Waste water from cardboard manufacturing industry−ve4.012
NAW24Waste water from cardboard manufacturing industry+ve4.018
NAW19Waste water from cardboard manufacturing industry+ve3.824
NAW23Waste water from cardboard manufacturing industry+ve3.63
NAW27Waste water from cardboard manufacturing industry−ve2.966
NAW34Waste water from cardboard manufacturing industry+ve1.61
NAC1Waste sludge from cardboard manufacturing industry−ve4.042
NAC24Waste sludge from cardboard manufacturing industry+ve4.006
NAC10Waste sludge from cardboard manufacturing industry−ve3.97
NAC9Waste sludge from cardboard manufacturing industry+ve3.80270.92 ± 0.13
NAC12Waste sludge from cardboard manufacturing industry+ve3.682
NAK8Kraft industry sludge+ve3.83
NAK31Kraft industry sludge+ve3.366
NAK17Kraft industry sludge+ve3.184
Ralstonia eutropha MTCC no. 1473 MTCC−ve2.974