![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif){kind=logo}
Cleared Review Indexes - N,O
The two-column table on this page lists pesticide chemical names and their EPA pesticide chemical codes (PC Code). Each listed chemical has cleared science reviews that are available from EPA's Office of Pesticides Programs through the Freedom of Information Act. The ingredient names link to indexes of cleared reviews for that chemical. The pesticide chemicals listed here represent only those that have been subjects of previous Freedom of Information Act requests.
| Chemical Name | PC Code | Science Reviews |
| Nabam | 014503 | |
| Naled | 034401 | |
| Naphthalene | 055801 | Get reviews |
| Naphthaleneacetic Acid, Its Salts, Ester, and Acetamide (case # 0379) | 056001 | Get reviews |
| 1-Naphthaleneacetic acid (see Naphthaleneacetic Acid, Its Salts,
Ester, and Acetamide, PC Code 056001) |
056002 | |
| Napropamide | 103001 | |
| Neem oil | 025006 | |
| Nicosulfuron (see Accent) | 129008 | |
| Nicotine sulfate | 056703 | Get reviews |
| Nitrapyrin | 069203 | |
| Nitrofen | 038201 | |
| Norflurazon | 105801 | |
| Noviflumuron | 118204 | |
| Nuarimol | 224100 | |
| o-Phenylphenol (Orthophenylphenol) | 064103 | |
| OBPA | 012601 | |
| Octyl decyl dimethyl ammonium chloride | 069165 | |
| Oil of citronella | 021901 | |
| Omadine-sodium | 088004 | |
| Omadine-zinc | 088002 | |
| Organophosphates | None | |
| Orthophenylphenol | 064103 | |
| ortho-Phthalaldehyde | 129017 | |
| Oryzalin | 104201 | |
| Oust | 122001 | |
| Oxadiazon | 109001 | |
| Oxadixyl | 126701 | |
| Oxamyl | 103801 | |
| Oxydemeton-methyl (see Metasystox-R) | 058702 | |
| Oxyfluorfen | 111601 | |
| Oxytetracycline | 006304 |