| State of California |
| Department of Public Health |
| Water Treatment Device |
| Certificate Number |
| 08 - 1866 |
| Date Issued: June 24, 2008 |
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Trademark/Model Designation | Replacement Element(s) |
Mach | WJNF11 |
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| WJFF7 Fine Filter |
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Manufacturer: Woongjin Coway Co LTD |
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The water treatment device(s) listed on this certificate have met the testing requirements pursuant to Section
116830 of the Health and Safety Code for the following health related contaminants:
Microbiological Contaminants and Turbidity | Inorganic/Radiological Contaminants |
None | Arsenic (Pentavalent)1 |
| Barium |
| Cadmium |
| Chromium (Hexavalent) |
| Chromium (Trivalent) |
| Lead |
| Nitrate/Nitrite2 |
| Radium 226/228 |
| Selenium |
Organic Contaminants
VOCs
Alachlor | Endrin | Simazine |
Atrazine | Ethylbenzene | Styrene |
Benzene | EDB | |
Carbofuran | Haloacetonitriles (HAN) | Tetrachloroethylene |
Carbon Tetrachloride | Bromochloroacetonitrile | Toluene |
Chlorobenzene | Dibromoacetonitrile | |
Chloropicrin | Dichloroacetonitrile | Tribromoacetic Acid |
Trichloroacetonitrile | ||
DBCP | Haloketones (HK) | |
Trichloroethylene | ||
Heptachlor | Trihalomethanes (THMs) | |
Heptachlor Epoxide | Bromodichloromethane | |
Hexachlorobutadiene | Bromoform | |
Hexachlorocyclopentadiene | Chloroform | |
Lindane | Chlorodibromomethane | |
Methoxychlor | Xylenes | |
Dinoseb | Pentachlorophenol |
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| Rated Service Capacity: 229 gal | Rated Service Flow: 0..07 gpm |
| Do not use with water that is microbiologically unsafe or of unknown quality, without adequate disinfection | |
| before or after the system.. |
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| 1 Claims for arsenic reduction shall only be made on water supplies maintaining detectable residual free chlorine at the | |
| reverse osmosis (RO) system inlet. Water systems using an | |
| chlorine contact time before the RO system. |
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| 2 This system is acceptable for treatment of influent concentrations of no more than 27 mg/L nitrate and 3 mg/L nitrite in | |
| combination measured as N and is certified for nitrate/nitrite reduction only for water supplies with a pressure of 280 kPa | |
35 | (40 psig) or greater. A sampling and analysis test kit for nitrate is provided for checking the performance of this system. | |
Frequent analysis is encouraged. |
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