Environmental Reference Materials,  Non-Potable Water (NPW) PTs,  Organics - NPW PT,  Proficiency Testing

NPW – Base/Neutrals #PEO-121

A 1.5 mL concentrate for use with Methods 625/8270. The sample design will satisfy PT requirements for any of the analytes listed below.  Supplied in duplicate to yield adequate sample for multiple method requirements or multiple analysts. read more

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Catalog Number:
PEO-121
Choose Study

WP-297, WP-299, WP-301, WP-303

Non-Potable Water NPW PT Study Schedule

2024 NPW PT Study Schedule
Study Number Study Opens Study Closes
WP-297* Jan. 16, 2024 Feb. 29, 2024
WP-298 March 11, 2024 April 24, 2024
WP-299* April 16, 2024 May 30, 2024
WP-300 May 7, 2024 June 20, 2024
WP-301* July 16, 2024 Aug. 29, 2024
WP-302 Aug. 6, 2024 Sept. 19, 2024
WP-303* Oct. 8, 2024 Nov. 21, 2024
WP-304 Nov. 5, 2024 Dec. 19, 2024

Analyte

1,1-Biphenyl 30-200 ug/L Dibenz(a,h)anthracene 20-200 ug/L
1,2,4,5-Tetrachlorobenzene 20-200 ug/L Dibenzofuran 30-200 ug/L
1,2,4-Trichlorobenzene 20-200 ug/L Diethyl phthalate 50-200 ug/L
1,2-Dichlorobenzene 20-200 ug/L Dimethoate 20-200 ug/L
1,2-Diphenylhydrazine as Azobenzene 30-200 ug/L Dimethyl phthalate 50-200 ug/L
1,3,5-Trinitrobenzene 20-200 ug/L Dinoseb 20-200 ug/L
1,3-Dichlorobenzene 20-200 ug/L Diphenyl ether 20-200 ug/L
1,3-Dinitrobenzene 20-200 ug/L Disulfoton 20-200 ug/L
1,4-Dichlorobenzene 20-200 ug/L Ethyl methanesulfonate 30-200 ug/L
1,4-Dioxane 20-200 ug/L Famphur 20-200 ug/L
1,4-Naphthoquinone 20-200 ug/L Fluoranthene 30-200 ug/L
1-Chloronaphthalene 20-200 ug/L Fluorene 10-200 ug/L
1-Methylnaphthalene 30-200 ug/L Hexachlorobenzene 20-200 ug/L
1-Naphthylamine 20-200 ug/L Hexachlorobutadiene 50-200 ug/L
2,3-Dichloroaniline 20-200 ug/L Hexachlorocyclopentadiene 50-200 ug/L
2,4-Dinitrotoluene (2,4-DNT) 20-200 ug/L Hexachloroethane 50-200 ug/L
2,6-Dinitrotoluene (2,6-DNT) 20-200 ug/L Hexachlorophene 20-200 ug/L
2-Acetylaminofluorene 20-200 ug/L Hexachloropropene 20-200 ug/L
2-Chloronaphthalene 20-200 ug/L Indeno(1,2,3-c,d)pyrene 30-200 ug/L
2-Methylcholanthrene 10-200 ug/L Isodrin 20-200 ug/L
2-Methylnaphthalene 20-200 ug/L Isophorone 20-200 ug/L
2-Naphthylamine 20-200 ug/L Isosafrole 20-200 ug/L
2-Nitroaniline 10-200 ug/L Kepone 20-200 ug/L
2-Picoline 20-200 ug/L m-Dinitrobenzene 10-200 ug/L
3,3-Dimethylbenzidine 20-200 ug/L Methapyrilene 20-200 ug/L
3,3’-Dichlorobenzidine 50-200 ug/L Methyl methanesulfonate 10-200 ug/L
3-Methylcholanthrene 20-200 ug/L Methyl parathion 20-200 ug/L
3-Nitroaniline 30-200 ug/L n-Decane 20-200 ug/L
4-Aminobiphenyl 20-200 ug/L N-Nitroso-di-n-butylamine 20-200 ug/L
4-Bromophenyl phenyl ether 20-200 ug/L N-Nitroso-di-n-propylamine 30-200 ug/L
4-Chloroaniline 10-200 ug/L N-Nitrosodiethylamine 20-200 ug/L
4-Chlorophenyl phenylether 20-200 ug/L N-Nitrosodimethylamine 75-200 ug/L
4-Nitroaniline 10-200 ug/L N-Nitrosodiphenylamine 30-200 ug/L
4-Nitroquineoline-1-oxide 20-200 ug/L Diallate 20-200 ug/L
5-Nitro-o-toluidine 20-200 ug/L N-Nitrosomorpholine 20-200 ug/L
7,12-Dimethylbenz(a)anthracene 20-200 ug/L N-Nitrosopiperidine 20-200 ug/L
a,a-Dimethylphenylamine 20-200 ug/L N-Nitrosopyrrolidine 20-200 ug/L
Acenaphthene 10-200 ug/L n-Octadecane 20-200 ug/L
Acenaphthylene 10-200 ug/L Naphthalene 20-200 ug/L
Acetophenone 20-200 ug/L Nitrobenzene 20-200 ug/L
Aniline 30-200 ug/L o,o,o-Triethylphoshorothioate 20-200 ug/L
Anthracene 10-200 ug/L o-Dinitrobenzene 10-200 ug/L
Atrazine 30-200 ug/L o-Toluidine 20-200 ug/L
Benzaldehyde 30-200 ug/L p-Dimethylaminoazobenzene 20-200 ug/L
Benzidine 200-1000 ug/L p-Dinitrobenzene 10-200 ug/L
Benzo(a)anthracene 10-200 ug/L p-Phenylenediamine 20-200 ug/L
Benzo(a)pyrene 10-200 ug/L Parathion 20-200 ug/L
Benzo(b)fluoranthene 20-200 ug/L Pentachlorobenzene 20-200 ug/L
Benzo(g,h,i)perylene 10-200 ug/L Pentachlorohexane 20-200 ug/L
Benzo(k)fluoranthene 20-200 ug/L Pentachloronitrobenzene 20-200 ug/L
Benzyl alcohol 30-200 ug/L Phenacetin 20-200 ug/L
Butyl benzyl phthalate 50-200 ug/L Phenanthrene 10-200 ug/L
bis(2-Chloroethoxy)methane 20-200 ug/L Phorate 20-200 ug/L
bis(2-Chloroethyl)ether 20-200 ug/L Pronamide 20-200 ug/L
2,2’-Oxybis(1-Chloropropane) 30-200 ug/L Pyrene 10-200 ug/L
DI(2-ethylhexyl) phthalate 20-200 ug/L Pyridine 10-200 ug/L
Caprolactam 30-200 ug/L Safrole 20-200 ug/L
Carbazole 20-200 ug/L Sulfotepp 20-200 ug/L
Chlorobenzilate 20-200 ug/L
Chrysene 10-200 ug/L
Di-n-butyl phthalate 40-200 ug/L
Di-n-octyl phthalate 30-200 ug/L

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