| Chemical | Method Number | Method Name | Compounds |
|---|---|---|---|
| PAH | 5506 | POLYNUCLEAR AROMATIC HYDROCARBONS | 5506cpds |
| Paraquat | 5003 | PARAQUAT | |
| Parathion | 5600 | ORGANOPHOSPHORUS PESTICIDES | |
| Particulates N.O.R. | 0600 | PARTICULATES, N.O.R, RESP. | |
| Pentachlorobenzene | 5517 | POLYCHLOROBENZENES | |
| Pentachloroethane | 2517 | PENTACHLOROETHANE | |
| Pentachlorophenol | 5512 | PENTACHLOROPHENOL | |
| Pentamidine | 5032 | PENTAMIDINE ISETHIONATE | |
| n Pentane | 2549 | VOLATILE ORGANIC CPDS (Screening) | |
| n Pentane | 1500 | HYDROCARBONS, BP 36 126 C | 1500cpds |
| 2 Pentanone | 1300 | KETONES I | 1300cpds |
| Perchloroethylene | 2549 | VOLATILE ORGANIC CPDS (Screening) | |
| Perchloroethylene (portable GC) | 3704 | PERCHLOROETHYLENE (PORTABLE GC) | |
| Pesticides | 5601 | ORGANONITROGEN PESTICIDES | |
| Petroleum ether/naphtha | 1550 | NAPHTHAS | 1550cpds |
| Phenol | 2549 | VOLATILE ORGANIC CPDS (Screening) | |
| Phenol | 2546 | CRESOLS and PHENOL | |
| Phenyl ether | 1617 | PHENYL ETHER | |
| Phenyl ether diphenyl mixture | 2013 | PHENYL ETHER DIPHENYL MIXTURE | |
| Phenyl glycidyl ether | 1619 | PHENYL GLYCIDYL ETHER | |
| Phenylhydrazine | 3518 | PHENYLHYDRAZINE | |
| Phorate | 5600 | ORGANOPHOSPHORUS PESTICIDES | |
| Phosdrin (mevinphos) | 5600 | ORGANOPHOSPHORUS PESTICIDES | |
| Phosphine | 6002 | PHOSPHINE | |
| Phosphoric acid | 7903 | ACIDS, INORGANIC | 7903cpds |
| Phosphorus | 7905 | PHOSPHORUS | |
| Phosphorus | 7300 | ELEMENTS by ICP | 7300cpds |
| Phosphorus trichloride | 6402 | PHOSPHORUS TRICHLORIDE | |
| Pinene | 1552 | TERPENES | |
| Pinene | 2549 | VOLATILE ORGANIC CPDS (Screening) | |
| Platinum | 7300 | ELEMENTS by ICP | 7300cpds |
| Polyacrylate | 5035 | SUPER ABSORBENT POLYMER | |
| Polychlorobiphenyl (42% & 54% Cl) | 5503 | POLYCHLOROBIPHENYLS | |
| Polycyclic Aromatic Compounds | 5800 | POLYCYCLIC AROMATIC COMPOUNDS | |
| Polynuclear Aromatic Hydrocarbons | 5506 | POLYNUCLEAR AROMATIC HYDROCARBONS | |
| Potassium hydroxide | 7401 | ALKALINE DUSTS | |
| Propionaldehyde | 2539 | ALDEHYDES, SCREENING | |
| n Propyl acetate | 1450 | ESTERS I | 1450cpds |
| n Propyl alcohol | 1401 | ALCOHOLS II | 1401cpds |
| Propylene dichloride | 1013 | PROPYLENE DICHLORIDE | |
| Propylene glycol | 5523 | GLYCOLS | |
| Propylene oxide | 1612 | PROPYLENE OXIDE | |
| Pyrene | 5506 | POLYNUCLEAR AROMATIC HYDROCARBONS | 5506cpds |
| Pyrethrum | 5008 | PYRETHUM | |
| Pyridine | 1613 | PYRIDINE |
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