Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
CEC treatment group components and nominal concentrations
| Contaminant | Concentration, μg/L | Ref. |
| Antibiotics | ||
| Oxytetracycline | 72.90 | 6 |
| Lincomycin | 0.730 | 6 |
| Ciprofloxacin | 6,500 | 7 |
| Hormones | ||
| 17α-Ethynylestradiol | 0.831 | 6 |
| 17β-Estradiol | 0.200 | 6 |
| 19-Norethindrone | 0.872 | 6 |
| Estrone | 0.112 | 6 |
| Mixture | ||
| Acetaminophen | 10.00 | 6 |
| Caffeine | 6.000 | 6 |
| Antibiotics | Concentration as above | |
| Hormones | Concentration as above |
