Index of Environmental Chemistry Methods (ECM)
Question concerning a method? Send an Email to the ECM Mailbox. (We can not fulfill requests for methods that are not listed on this site.)
You will need the free Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more.
2 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Glossary
P| Pesticide Name | MRID No. | Matrix | Method Date | Registrant Name | Analysis | Detection Limit (LOQ) |
|---|---|---|---|---|---|---|
| Paraquat | 422174-03 (PDF) (26 pp, 357KB) |
Soil | 1/23/96 | ICI Americas | Spectrophotomtr | .05 PPM |
| Pebulate | 415568-06 (PDF) (10 pp, 191KB) |
Soil | 11/15/89 | ICI Americas | GC/NPD | .01 PPM |
| Pendimethalin | 445276-01 (PDF) (14 pp, 258KB) |
Soil/Water | 5/16/96 | American Cyanamid Co | GC/NPD | 10 PPB |
| Penoxsulam | 458308-08 (PDF) (55 pp, 1.14MB) |
Soil | 7/26/02 | DowAgroSciences LLC | LC/MS/MS | 3.0 PPB |
| Penoxsulam | 458308-10 (PDF) (38 pp, 720KB) |
Water | 8/28/02 | DowAgroSciences LLC | LC/MS/MS | 0.05 PPB |
| Pentachloronitro benzene | 440677-01 (PDF) (23 pp, 418KB) |
Soil | 6/24/96 | Amvac Chemical | GC/MS | 10 PPB |
| Phorate | 405865-06 (PDF) (15 pp, 273KB) |
Soil | 2/1/89 | American Cyanamid Co. | GC/FPD | .05 PPM |
| Phosmet (See EPTC) | 417243-05 (PDF) (26 pp, 478KB) |
Soil | 9/10/46 | ICI Americas Co | GC/NPD | .01 PPM |
| Phosphamidon | 414690-06 (PDF) (18 pp, 791KB) |
Soil | 3/26/90 | Ciba Geigy | GC/NPD | .05 PPM |
| Primisulfuron-Methyl | 432632-05 (PDF) (18 pp, 419KB) |
Soil | 9/10/92 | Ciba Geigy | HPLC/UV | .4 PPB |
| Primisulfuron-Methyl | 420401-02 (PDF) (26 pp, 657KB) |
Water | 9/17/91 | Ciba Geigy | LC/MS/MS | .05 PPM |
| Primisulfuron-Methyl and Metabolites | 420401-02 (PDF) (26 pp, 645KB) |
Soil | 6/1/91 | Ciba Geigy | LC/MS/MS | .5 PPB |
| Prodiamine | 413594-05 (PDF) (26 pp, 390KB) |
Soil | 12/1/88 | Sandoz | GC/ECD | .01 PPM |
| Prohexadione-Calcium (BAS 125 W) | 450403-01 (PDF) (34 pp, 780KB) |
Soil | 6/20/97 | BASF Corporation | HPLC/UV | .01 PPM |
| Prometryn | 415464-01 (PDF) (18 pp, 245KB) |
Soil | 6/15/90 | Ciba Geigy | LC/MS/MS | 10 PPB |
| Prometryn | 415464-01 (PDF) (6 pp, 110KB) |
Soil | 1/1/89 | Ciba Geigy | HPLC/UV | 0.01 PPM |
| Prometryn | 415464-01 (PDF) (5 pp, 90KB) |
Soil | 3/1/89 | Ciba Geigy | GC/FPD | 0.01 PPM |
| Propachlor | 403753-01 (PDF) (38 pp, 647KB) |
Soil | 9/9/87 | Monsanto | GC/ECD | .02 PPM |
| Propachlor | 435763-01 (PDF) (30 pp, 606KB) |
Soil | 3/1/95 | Monsanto Co | HPLC/UV | .05 PPM |
| Propanil | 422005-01 (PDF) (40 pp, 692KB) |
Soil | 1/11/92 | Propanil Task Force | GC/NPD | 0.01 PPM |
| Propanil | 422005-01 (PDF) (36 pp, 538KB) |
Water | 1/11/92 | Propanil Task Force | GC/NPD | 0.01 PPM |
| Propargite | 449686-01 (PDF) (27 pp, 457KB) |
Soil | 8/26/99 | Uniroyal Chemical Co | GC/FPD/FID | 0.03 PPM |
| Propoxycarbazone | 450127-01 (PDF) (58 pp, 2.15MB) |
Soil | 5/11/99 | Bayer Corp. | LC/MS/MS | 1 PPB |
| Propoxycarbazone-Sodium | 450127-32-W (PDF) (23 pp, 489KB) |
Water | 10/1/98 | Bayer Corporation | HPLC/UV | 0.05 ug/l |
| Prosulfuron | 433877-23 (PDF) (42 pp, 738KB) |
Water/Soil | 7/3/94 | Ciba Geigy | LC/MS/MS | 0.05 / 0.05 PPB |
| Pymetrozine (CGA215944 & CGA249257) | 444113-33 (PDF) (78 pp, 1.66MBKB) |
Soil | 11/10/95 | Novartis Crop Protection | HPLC/MSD | 10 PPB |
| Pymetrozine Degrad (CGA-180777) | 444113-39 (PDF) (75 pp, 1.23MB) |
Soil | 9/9/96 | Novartis Crop Protection | HPLC/UV | 10 PPB |
| Pymetrozine Degrad (GS23199 & CGA294849) | 444113-35 (PDF) (85 pp, 1.33MBKB) |
Soil | 3/7/97 | Novartis Crop Protection | HPLC/UV | 10 PPB |
| Pyraclostrobin | 451187-07 (PDF) (30 pp, 1.03MBKB) |
Soil | 12/15/98 | BASF Corp. | LC/MS | 0.01 PPM |
| Pyrethrin | 438841-02 (PDF) (23 pp, 487KB) |
water | 12/19/95 | Pyrethrin Joint Venture | GC/ECD | .0128 ug/L |
| Pyridaben | 444161-01 (PDF) (14 pp, 257KB) |
Soil | 9/8/97 | BASF Corp | GC/ECD | .01 PPM |
| Pyridaben (BAS300 I) | 441227-03 (PDF) (32 pp, 414KB) |
Sediment | 6/24/96 | BASF Corp | GC/ECD | .01 PPM |
| Pyridate | 422968-01 (PDF) (70 pp, 977KB) |
Soil | 4/24/92 | Agrolinz | HPLC/UV | .02 PPM |
| Pyriproxyfen | 440369-16 (PDF) (14 pp, 267KB) |
Soil | 4/16/96 | Valent | GC/NPD | .02 PPM |
| Pyriproxyfen 4'OH | 440369-17 (PDF) (20 pp, 229KB) |
Soil | 4/16/96 | Valent | HPLC/UV | .1 PPM |
| Pyrithiobac-Sodium | 433738-05 (PDF) (86 pp, 2.41MB) |
Soil | 8/27/97 | E I Dupont De Nemours | LC/MS | 1 PPB |
| Pyrithiobac-Sodium | 433172-14 (PDF) (59 pp, 1.18MB) |
Water | 7/19/94 | E I Dupont De Nemours | HPLC/UV | .3 PPB |
| Pyroxsulam (XDE 742) | 469084-53 (PDF) (67 pp, 1.44MBKB) |
Soil | 2/13/2006 | Dow AgroSciences LLC | LC/MS/MS | 1.0 ng/g |
| Pyroxsulam (XDE 742) | 469085-01 (PDF) (75 pp, 1.61MBKB) |
Water | 2/15/2006 | Dow AgroSciences LLC | LC/MS/MS | .05 ug/l |
Q
| Pesticide Name | MRID No. | Matrix | Date of Method | Registrant Name | Analysis | Detection Limit (LOQ) |
|---|---|---|---|---|---|---|
| Quinclorac | 410635-68 (PDF) (34 pp, 637KB) |
Soil | 2/1/89 | BASF Corp | GC/MS | .025 PPM |
| Quinclorac | 410635-69 (PDF) (40 pp, 376KB) |
Soil | 3/1/89 | BASF Corp | HPLC/UV | .05 PPM |
| Quinclorac | 422941-11 (PDF) (32 pp, 571KB) |
Soil | 10/11/91 | BASF Corp | GC/ECD | .01 PPM |
| Quinclorac | 440866-01 (PDF) (44 pp, 518KB) |
Soil | 8/13/96 | BASF Corp | LC/MS/MS | .01 PPM |
| Quinclorac | 410635-70 (PDF) (24 pp, 346KB) |
Water | 10/1/86 | BASF Corp | GC/ECD | 10 PPT |
| Quinclorac (BAS514H) | 440845-04 (PDF) (50 pp, 727KB) |
Soil | 8/7/96 | BASF Corp | LC/MS/MS | 10 PPB |
| Quintozene (PCNB) | 430615-01 (PDF) (24 pp, 419KB) |
Soil | 11/12/93 | Uniroyal Chemical Co | GC/ECD | .005 PPM |
| Quintozene (PCNB) | 446023-01 (PDF) (34 pp, 566KB) |
Soil | 6/16/98 | Uniroyal Chemical Co | GC/ECD | 0.005 PPM |
| Quintozene (PCNB) | 452286-01 (PDF) (52 pp, 883KB) |
Water | 1/12/01 | Uniroyal Chemical Co | GC/ECD | .1 PPB |
R
| Pesticide Name | MRID No. | Matrix | Date of Method | Registrant Name | Analysis | Detection Limit (LOQ) |
|---|---|---|---|---|---|---|
| Rimsulfuron | 430231-01 (PDF) (44 pp, 747KB) |
Soil | 10/18/93 | E I Dupont de Nemours | HPLC/UV | 0.20 PPB |
2 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Glossary
![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif)