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. Author manuscript; available in PMC: 2013 Sep 1.
Published in final edited form as: Water Res. 2008 Sep 3;42(19):4780–4790. doi: 10.1016/j.watres.2008.08.023

Table 1.

Reaction rate constants and quantum yield of parathion using LP and MP lamps

LP MP
Reaction rate
constant
(×105 cm2/mJ)		 Quantum yield
(×104 mol E−1)		 Reaction rate
constant
(×105 cm2/mJ)		 Quantum yield
(×104 mol E−1)
pH 5 1.04 ± 0.14 7.14 ± 0.45 1.54 ± 0.07 5.76 ± 0.47
pH 7 0.98 ± 0.14 6.67 ± 0.33 1.61 ± 0.24 6.00 ± 1.06
pH 9 1.01 ± 0.20 7.24 ± 0.85 2.07 ± 1.01 6.77 ± 2.38