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Most Current Recovery vs Concentration Charts for NWQL LS 2080


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 2080 - Pharmaceuticals by HPLC-MS, Water, Filtered
Choose an analyte below or click here for all analytes sorted by NWQL parameter code Parameter CAS#
1,7-Dimethylxanthine 6203000021 611-59-6
Acetaminophen 6200000021 103-90-2
Albuterol 6202000021 18559-94-9
Caffeine 5030500059 58-08-2
Carbamazepine 6279300021 298-46-4
cis-Diltiazem 620080002133286-22-5
Codeine 6200300021 76-57-3
Cotinine 6200500059 486-56-6
Diphenhydramine 6279600021 147-24-0
Fluoxetine - Insufficient data collected for this compound. 6201100021 59333-67-4
Nifedipine-oxidized - Insufficient data collected for this compound. 6200400021 not assigned
Ranitidine - Insufficient data collected for this compound. 6201900021 71130-06-8
Sulfamethoxazole 6202100021 723-46-6
Thiabendazole 6280100021 148-79-8
Trimethoprim 6202300021 738-70-5
Warfarin 6202400021 81-81-2

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