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MERC ER02-09
8
Active Chlorophyll-a
Chlorophyll is used as ancillary data and as a general presence/ absence indicator of
viable photosynthetic organism. MDL = 0.56
µg
T0 Ave
µg/l
T0 StDev
µg/l
TF Ave
µg/l
TF StDev
µg/l
Control
1.52
0.10
0.35
0.04
Treated
*
-
0.22
0.02
Regrowth Control
-
-
4.39
0.90
Regrowth Treated
-
-
0.01
0.00
*No initial treated data collected
Live Indicator Pathogens
CFU = colony forming units
E. coli
T0 Ave
cfu/100ml
T0 StDev
cfu/100ml
TF Ave
cfu/100ml
TF StDev
cfu/100ml
Control
10.6
13.56
1.4
1.52
Treated
*
-
0
0
*No initial treated data collected
Enterococci
T0 Ave
cfu/100ml
T0 StDev
cfu/100ml
TF Ave
cfu/100ml
TF StDev
cfu/100ml
Control
24.84
-
14.28
-
Treated
*
-
0
-
*No initial treated data collected. No StDev reported.
V. cholerae
No detectable culturable toxigenic
Vibrio cholerae
were detected in any samples during
any of the trials.
Total Heterotrophic Bacteria
T0 Ave
cfu/100ml
T0 StDev
cfu/100ml
TF Ave
cfu/100ml
TF StDev
cfu/100ml
Control
12,150
6,954
11,920
6,633
Treated
*
-
7,860
8,308
*No initial treated data collected