Table 2.

Weibull model kinetic parameters for the DUV LED inactivation of L. innocua and E. coli on stainless steel metal coupons under wet and dry conditions.

Bacteria	Substrate Conditions	Scale Parameter α	Shape Parameter β	R2
E. coli	Wet	−2.40 ± 0.18 b	0.31 ± 0.03 B	0.89
E. coli	Dry	−2.76 ± 0.47 b	0.23 ± 0.06 AB	1.00
L. innocua	Wet	−1.50 ± 0.10 c	0.43 ± 0.03 C	0.92
L. innocua	Dry	−3.61 ± 0.24 a	0.15 ± 0.03 A	0.99