Shipped: July 09, 2018
W182 Preliminary results
Sample Number Organism Total Colony Count (Group Means)
Membrane Filtration Method cfu/100mL
Total coliforms Thermotolerant coliforms E.coli
W182-1 E. coli 17±5, MU 27% 18±4, MU 21% 17±5, MU 27%
W182-2 E. coli 17±5, MU 27% 18±4, MU 21% 17±5, MU 27%
W182-3 Enterobacter species 17±3, MU 19% 0 0
W182-4 Enterobacter species 70±11, MU 16% 0 0
MU: measure of uncertainty
H182 Preliminary results
Samples Organism Total Colony Count (Group Means)
H182-1 Enterobacter species 95±12, MU 13%
H182-2 Enterobacter species 145±26, MU 17%
H182-3 E. coli 111±11, MU 10%
H181-4 E. coli 111±11, MU 10%
MU (%): Measurement Uncertainty in percentage outliers excluded in group means
