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Index of Environmental Chemistry Methods (ECM) - P

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DISCLAIMER
EPA makes no claim of validity by posting these methods, but recognizes that the methods may be of some utility to state, tribal, and local authorities. In addition, not all methods listed are independently validated.


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P

Analyte(s) by Pesticide MRID EPA Review Matrix Method Date Registrant Analysis Limit of Quantitation
(LOQ)
Environmental Chemistry Method Independent Laboratory Validation
Paraquat 422174-03 (PDF)
(26 pp, 357K)
    Soil 1/23/96 ICI Americas Spectrophotomtr .05 PPM
Pebulate 415568-06 (PDF)
(10 pp, 191K)
    Soil 11/15/89 ICI Americas GC/NPD .01 PPM
Pendimethalin 445276-01 (PDF)
(14 pp, 258K)
    Soil/Water 5/16/96 American Cyanamid Co GC/NPD 10 PPB
Penflufen & Degradates 48023712 (PDF)
(20 pp, 318K)
48023714 (PDF)
(9 pp, 360K)
  Soil 9/15/08 Bayer CropScience LC/MS/MS 5 µg/kg
48023715 (PDF)
(20 pp, 522K)
48023718 (PDF)
(9 pp, 402K)
  Water 1/8/10 Bayer CropScience LC/MS/MS 0.1 µg/L
Penoxsulam 458308-08 (PDF)
(55 pp, 1.14MB)
    Soil 7/26/02 DowAgroSciences LLC LC/MS/MS 3.0 PPB
458308-10 (PDF)
(38 pp, 720K)
    Water 8/28/02 DowAgroSciences LLC LC/MS/MS 0.05 PPB
Pentachloronitro benzene 440677-01 (PDF)
(23 pp, 418K)
    Soil 6/24/96 Amvac Chemical GC/MS 10 PPB
Penthiopyrad & Degradates 47615105 (PDF)
(17 pp, 198KB)
47614867 (PDF)
(13 pp, 202KB)
Soil 3/18/08 E. I. du Pont de Nemours and Company LC-MS/MS 5 g/kg
47614868 (PDF)
(7 pp, 138KB)
47614869 (PDF)
(17 pp, 232KB)
Water 8/18/09 E. I. du Pont de Nemours and Company LC-MS/MS 0.05 g/L
Phorate 405865-06 (PDF)
(15 pp, 273K)
    Soil 2/1/89 American Cyanamid Co. GC/FPD .05 PPM
Phosmet (See EPTC) 417243-05 (PDF)
(26 pp, 478K)
    Soil 9/10/46 ICI Americas Co GC/NPD .01 PPM
Phosphamidon 414690-06 (PDF)
(18 pp, 791K)
    Soil 3/26/90 Ciba Geigy GC/NPD .05 PPM
Picoxystrobin & Degradates 48073829 (PDF)
(19 pp, 632K)
48073830 (PDF)
(16 pp, 525K)
  Soil 3/5/10 E. I. du Pont de Nemours and Company LC/MS-MS 10 g/kg
Picoxystrobin 48073826 (PDF)
(12 pp, 391K)
48073827 (PDF)
(8 pp, 263K)
  Water 2/22/10 E. I. du Pont de Nemours and Company LC/MS-MS 0.10 g/L
Primisulfuron-Methyl 432632-05 (PDF)
(18 pp, 419K)
    Soil 9/10/92 Ciba Geigy HPLC/UV .4 PPB
420401-02 (PDF)
(26 pp, 657K)
    Water 9/17/91 Ciba Geigy LC/MS/MS .05 PPM
Primisulfuron-Methyl and Metabolites 420401-02 (PDF)
(26 pp, 645K)
    Soil 6/1/91 Ciba Geigy LC/MS/MS .5 PPB
Prodiamine 413594-05 (PDF)
(26 pp, 390K)
    Soil 12/1/88 Sandoz GC/ECD .01 PPM
Prohexadione-Calcium (BAS 125 W) 450403-01 (PDF)
(34 pp, 780K)
    Soil 6/20/97 BASF Corporation HPLC/UV .01 PPM
Prometryn 415464-01 (PDF)
(18 pp, 245K)
    Soil 6/15/90 Ciba Geigy LC/MS/MS 10 PPB
415464-01 (PDF)
(6 pp, 110K)
    Soil 1/1/89 Ciba Geigy HPLC/UV 0.01 PPM
415464-01 (PDF)
(5 pp, 90K)
    Soil 3/1/89 Ciba Geigy GC/FPD 0.01 PPM
Propachlor 403753-01 (PDF)
(38 pp, 647K)
    Soil 9/9/87 Monsanto GC/ECD .02 PPM
435763-01 (PDF)
(30 pp, 606K)
    Soil 3/1/95 Monsanto Co HPLC/UV .05 PPM
Propanil 422005-01 (PDF)
(40 pp, 692K)
    Soil 1/11/92 Propanil Task Force GC/NPD 0.01 PPM
422005-01 (PDF)
(36 pp, 538K)
    Water 1/11/92 Propanil Task Force GC/NPD 0.01 PPM
Propargite 449686-01 (PDF)
(27 pp, 457K)
    Soil 8/26/99 Uniroyal Chemical Co GC/FPD/FID 0.03 PPM
Propiconazole & Degradates 48697002 (PDF)
(31 pp, 5.3MB)
48713801 (PDF)
(15 pp,2.4MB)
PDF
(13 pp, 1.0MB)
Soil; Water 10/30/97 Syngenta Crop Protection LC/MS 5.0 g/kg soil; 0.1 g/L water
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, 489K)
    Water 10/1/98 Bayer Corporation HPLC/UV 0.05 ug/l
Prosulfuron 433877-23 (PDF)
(42 pp, 738K)
    Water/Soil 7/3/94 Ciba Geigy LC/MS/MS 0.05 / 0.05 PPB
Prothioconazole & Degradates 46246531 (PDF)
(12 pp, 401KB)
46246529 (PDF)
(11 pp, 431KB)
PDF
(5 pp, 160KB)
Soil 3/3/04 Bayer CropScience LC/MS/MS 10 g/kg
46246535 (PDF)
(12 pp, 462KB)
46246527 (PDF)
(13 pp, 514KB)
PDF
(6 pp, 178KB)
Water 3/3/04 Bayer CropScience LC/MS/MS 0.3 g/L
Pymetrozine (CGA215944 & CGA249257) 444113-33 (PDF)
(78 pp, 1.66MB)
    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, 1.33MB)
    Soil 3/7/97 Novartis Crop Protection HPLC/UV 10 PPB
Pyraclostrobin 451187-07 (PDF)
(30 pp, 1.03MB)
    Soil 12/15/98 BASF Corp. LC/MS 0.01 PPM
Pyraflufen-ethyl & Degradates 45283008 (PDF)
(8 pp, 128K)
    Soil 7/25/95 Nihon Nohyaku America, Inc. LC/MS-MS Not stated
Pyrethrin 438841-02 (PDF)
(23 pp, 487K)
  PDF
(24 pp, 726K)
Water 12/19/95 Pyrethrin Joint Venture GC/ECD 0.056 ug/L
Pyridaben 444161-01 (PDF)
(14 pp, 257K)
    Soil 9/8/97 BASF Corp GC/ECD .01 PPM
Pyridaben (BAS300 I) 441227-03 (PDF)
(32 pp, 414K)
    Sediment 6/24/96 BASF Corp GC/ECD .01 PPM
Pyridalyl & Degradates 45685407 (PDF)
(12pp, 238K)
45685408 (PDF)
(11 pp, 213K)
  Soil 4/23/02 Valent U.S.A. Corporation GC/NPD 20 g/kg
Pyridate 422968-01 (PDF)
(70 pp, 977K)
    Soil 4/24/92 Agrolinz HPLC/UV .02 PPM
Pyriproxyfen 440369-16 (PDF)
(14 pp, 267K)
    Soil 4/16/96 Valent GC/NPD .02 PPM
Pyriproxyfen 4'OH 440369-17 (PDF)
(20 pp, 229K)
    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
433172-14 (PDF)
(59 pp, 1.18MB)
    Water 7/19/94 E I Dupont De Nemours HPLC/UV .3 PPB
Pyroxasulfone & Degradates 47701667 (PDF)
(9 pp, 229KB)
47701666 (PDF)
(7 pp. 222K)
  Soil 3/10/09 Bayer CropScience LC/MS/MS 2 g/kg
47701747 (PDF)
(11 pp, 209KB)
47701668 (PDF)
(7 pp. 257K)
  Water 12/17/08 PTRL West, Inc. LC/MS/MS 5 g/L
Pyroxsulam & Degradates 46908453 (PDF)
(25 pp, 627K)
46908313 (PDF)
(11 pp. 223K)
PDF
(8 pp, 115K)
Soil 2/13/2006 Dow AgroSciences LLC LC/MS/MS 1.0 g/kg
Pyroxsulam 46908501 (PDF)
(22 pp, 511K)
46908503 (PDF)
(9 pp. 271K)
PDF
(15 pp, 252K)
Water 2/15/2006 Dow AgroSciences LLC LC/MS/MS 0.05 g/L

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