28
MAINTENANCE
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
ȝJ/
ȝJ/
ȝJ/
ȝJ/
NA
Cyst*
100,000
cysts/L
Minimum
50,000 cysts/L
!
10 cysts/L
N/A
Atenolol
240 ng/L
ng/L
!
10.80 ng/L
30 ng/L
NA
Carbamazepine
1600 ng/L
ng/L
25.60 ng/L
200 ng/L
NA
DEET
1600 ng/L
ng/L
46.40 ng/L
200 ng/L
NA
Trimethoprim
170 ng/L
ng/L
!
5.44 ng/L
20 ng/L
NA
Linuron
160 ng/L
ng/L
!
5.44 ng/L
20 ng/L
NA
Phenytoin
200 ng/L
ng/L
!
10.40 ng/L
30 ng/L
NA
Ibuprofen
400 ng/L
ng/L
!
22.00 ng/L
60 ng/L
NA
Naproxen
140 ng/L
ng/L
!
5.46 ng/L
20 ng/L
NA
Estrone
120 ng/L
ng/L
!
4.68 ng/L
20 ng/L
NA
Bisphenol A
2000 ng/L
ng/L
!
22.00 ng/L
300 ng/L
NA
Nonyl Phenol
1600 ng/L
ng/L
!
46.40 ng/L
200 ng/L
NA
%
Based on the use of Cryptosporidium parvum oocysts.