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. Author manuscript; available in PMC: 2014 Mar 19.
Published in final edited form as: Environ Sci Technol. 2013 Feb 27;47(6):2457–2470. doi: 10.1021/es302714g

TABLE 3.

Summary of biodegradation kinetic expressions used in vapor intrusion models

Models Reaction kinetics
R-UNSAT (64) Zero, first order reaction, coupled O2
Sanders and Stern (69) / (#2 model) First order reaction
Anderson et al. (75) First order reaction
VADBIO (82) First order reaction, piecewise zero and first order reaction, instant reaction, coupled O2
T & R model (76) First order reaction
IMPACT (83–85) First order reaction
VIM (68) First order reaction
Ostendorf and Kampbell (60) Monod reaction
Johnson et al. (20) First order reaction
Roggemans et al. (78) Instant reaction, coupled O2
Parker (80) Zero order reaction, coupled O2
The ASU model (87–88) Piecewise first order reaction, coupled O2
Devaull (79) Piecewise first order reaction, coupled O2
The Brown Model (86) Second order reaction, coupled O2
Verginelli and Baciocchi (81) First order reaction for both aerobic and anaerobic, coupled O2