Biodegradation of Weathered Petroleum Hydrocarbons Using Organic Waste Amendments

Table 3

Attenuation rate constant and attenuation half-life of TPH as calculated using the first-order model.

Treatment	Attenuation rate constant (day^−1)	Attenuation half-life (days)
M	0.005	71
PM	0.004	93
C	0.003	107
AC	0.002	139
CON	-0.001	-