31
MAINTENANCE
ENGLISH
Substance
Reduction
Average
Influent
Challenge
NSF specified
Challenge
Concentration
Avg %
Reduction
Average
Product Water
Concentration
Max
Permissible
Product Water
Concentration
NSF
Reduction
Requirements
Mercury @ pH
8.5
5.6 μg/L
6.0 μg/L ±
10%
92.5%
0.420 μg/L
2.0 μg/L
NA
Cyst*
100,000
cysts/L
Minimum
50,000 cysts/L >99.99%
10 cysts/L
N/A
≥ 99.95%
Atenolol
240 ng/L
200 ± 40%
ng/L
> 95.50%
10.80 ng/L
30 ng/L
NA
Carbamazepine 1600 ng/L
1400 ± 40%
ng/L
98.40%
25.60 ng/L
200 ng/L
NA
DEET
1600 ng/L
1400 ± 40%
ng/L
97.10%
46.40 ng/L
200 ng/L
NA
Trimethoprim
170 ng/L
140 ± 40%
ng/L
>96.80%
5.44 ng/L
20 ng/L
NA
Linuron
160 ng/L
140 ± 40%
ng/L
>96.60%
5.44 ng/L
20 ng/L
NA
Phenytoin
200 ng/L
200 ± 40%
ng/L
>94.80%
10.40 ng/L
30 ng/L
NA
Ibuprofen
400 ng/L
400 ± 40%
ng/L
>94.50%
22.00 ng/L
60 ng/L
NA
Naproxen
140 ng/L
140 ± 40%
ng/L
>96.10%
5.46 ng/L
20 ng/L
NA
Estrone
120 ng/L
140 ± 40%
ng/L
>96.10%
4.68 ng/L
20 ng/L
NA
Bisphenol A
2000 ng/L
2000 ± 40%
ng/L
>98.90%
22.00 ng/L
300 ng/L
NA
Nonyl Phenol
1600 ng/L
1400 ± 40%
ng/L
>97.10%
46.40 ng/L
200 ng/L
NA
•
Based on the use of Cryptosporidium parvum oocysts.
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