u7 OBSP Recovery vs. Concentration Charts

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Most Current Recovery vs Concentration Charts for NWQL LS 4433

The recovery versus concentration charts provide OBSP recovery information for every analyte at different concentrations for every schedule OBSP assesses.

The black line on the chart describes the median recovery of the data.

The charts and data that you might secure from this U.S. Geological Survey (USGS) web page (identified as "OBSP") have not received official USGS approval and as such are provisional and subject to revision. The charts and data are released on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from its authorized or unauthorized use.
Lab Schedule 4433 - Waste Indicator compounds, Unfiltered water, by GC-MS
Choose an analyte below or click here for all analytes sorted by NWQL parameter code Parameter CAS#
1,4-Dichlorobenzene 34571GCM99 106-46-7
1-Methylnaphthalene 81696GCM99 90-12-0
2,2^,4,4^-Tetrabromodiphenylether (PBDE 47) 63147GCM99 5436-43-1
2,6-Dimethylnaphthalene 62805GCM99 581-42-0
2-Methylnaphthalene 30194GCM99 91-57-6
3,4-Dichlorophenyl isocyanate 63145GCM99 102-36-3
3-beta-Coprostanol 62806GCM99 360-68-9
3-Methyl-1(H)-indole (Skatole) 62807GCM99 83-34-1
3-tert-Butyl-4-hydroxy anisole (BHA) 61702GCM99 25013-16-5
4-Cumylphenol 62808GCM99 599-64-4
4-n-Octylphenol 62809GCM99 1806-26-4
4-Nonylphenol diethoxylate, (sum of all isomers) aka NP2EO 61703GCM99 not assigned
4-tert-Octylphenol 62810GCM99 140-66-9
4-tert-Octylphenol diethoxylate, aka OP2EO 62486GCM99 not assigned
4-tert-Octylphenol monoethoxylate, aka OP1EO 62485GCM99 not assigned
5-Methyl-1H-benzotriazole 61944GCM99 136-85-6
Acetophenone 62811GCM99 98-86-2
Acetyl hexamethyl tetrahydronaphthalene (AHTN) 62812GCM99 21145-77-7
Anthracene 34220GCM99 120-12-7
Anthraquinone 62813GCM99 84-65-1
Atrazine 39630GCM99 1912-24-9
Benzo[a]pyrene 34247GCM99 50-32-8
Benzophenone 62814GCM99 119-61-9
beta-Sitosterol 62815GCM99 83-46-5
beta-Stigmastanol 61948GCM99 19466-47-8
bis(2-Ethylhexyl) phthalate 39100GCM99 117-81-7
Bisphenol A 62816GCM99 80-05-7
Bromacil 30234GCM99 314-40-9
Bromoform 32104GCM99 75-25-2
Caffeine 81436GCM99 58-08-2
Camphor 62817GCM99 76-22-2
Carbaryl 39750GCM99 63-25-2
Carbazole 77571GCM99 86-74-8
Chlorpyrifos 38932GCM99 2921-88-2
Cholesterol 62818GCM99 57-88-5
Cotinine 61945GCM99 486-56-6
Diazinon 39570GCM99 333-41-5
Dichlorvos 30218GCM99 62-73-7
Diethyl phthalate 34336GCM99 84-66-2
d-Limonene 62819GCM99 5989-27-5
Fluoranthene 34376GCM99 206-44-0
Hexahydrohexamethylcyclopentabenzopyran (HHCB) 62823GCM99 1222-05-5
Indole 62824GCM99 120-72-9
Isoborneol 62825GCM99 124-76-5
Isophorone 34408GCM99 78-59-1
Isopropylbenzene 77223GCM99 98-82-8
Isoquinoline 62826GCM99 119-65-3
Menthol 62827GCM99 89-78-1
Metalaxyl 04254GCM99 57837-19-1
Methyl salicylate 62828GCM99 119-36-8
Metolachlor 82612GCM99 51218-45-2
N,N-diethyl-meta-toluamide (DEET) 61947GCM99 134-62-3
Naphthalene 34696GCM99 91-20-3
para-Nonylphenol (total) (branched) 62829GCM99 84852-15-3
p-Cresol 77146GCM99 106-44-5
Pentachlorophenol 39032GCM99 87-86-5
Phenanthrene 34461GCM99 85-01-8
Phenol 34694GCM99 108-95-2
Prometon 39056GCM99 1610-18-0
Pyrene 34469GCM99 129-00-0
Tetrachloroethylene 34475GCM99 127-18-4
Tributyl phosphate 62832GCM99 126-73-8
Triclosan 61708GCM99 3380-34-5
Triethyl citrate (ethyl citrate) 62833GCM99 77-93-0
Triphenyl phosphate 62834GCM99 115-86-6
Tris(2-butoxyethyl) phosphate 62830GCM99 78-51-3
Tris(2-chloroethyl) phosphate 62831GCM99 115-96-8
Tris(dichlorisopropyl) phosphate 61707GCM99 13674-87-8

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