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earth GRL

Organic Geochemistry Research Laboratory Services
Lawrence, Kansas - FY 2017

Methods Analyzed by Liquid Chromatography/Mass Spectrometry


Triazine and Phenylurea Parents and Degradation Products
Analysis Code: LCEA
APPROVED USGS METHOD – 0-2138-02 – OFR 02-436

Triazines


(0.020 µg/L reporting limit)
  • Atrazine
  • Bromacil
  • Cyanazine
  • Prometon
  • Propazine
  • Simazine
  • *Deethylatrazine (DEA)
  • *Deisopropylatrazine (DIA)
  • *Hydroxyatrazine (HA)
  • *Hydroxysimazine
  • *Deethylhydroxyatrazine (DEHA)
  • *Deisopropylhydroxyatrazine (DIHA)
  • *Deethyldeisopropylatrazine/Didealkyatrazine (DDA)
  • *Cyanazine acid (CAC)
  • *Cyanazine amide (CAM)
  • *Deethylcyanazine acid (DCAC)
  • *Deethylcyanazine amide (DCAM)

(0.20 µg/L reporting limit)
  • *Deethylcyanazine (DEC)

Phenylureas


(0.20 µg/L reporting limit)
  • Diuron
  • Fluometuron
  • *DMFM (demethylfluometuron)
  • Linuron

* Degradation product


Acetamide Parents and Degradation Products
Analysis Code: LCPD
APPROVED USGS METHOD – 0-2139-03 - OFR 03-173


(0.02 µg/L reporting limit)
  • Acetochlor
  • *Acetochlor deschloro**
  • *Acetochlor ESA (ethane sulfonic acid)
  • *Acetochlor hydroxy**
  • *Acetochlor OXA (oxanilic acid)
  • *Acetochlor SAA (sulfynil acetic acid)
  • *Acetochlor/metolachlor – 2nd amide**
  • *Acetochlor/metolachlor ESA – 2nd amide
  • Alachlor
  • *Alachlor – 2nd amide**
  • *Alachlor deschloro**
  • *Alachlor ESA
  • *Alachlor hydroxy**
  • *Alachlor OXA
  • *Alachlor SAA
  • *Alachlor ESA – 2nd amide
  • Dimethenamid
  • *Dimethenamid deschloro**
  • *Dimethenamid ESA
  • *Dimethenamid hydroxy**
  • *Dimethenamid OXA
  • Flufenacet
  • *Flufenacet ESA
  • *Flufenacet OXA
  • Metolachlor
  • *Metolachlor deschloro**
  • *Metolachlor ESA
  • *Metolachlor hydroxy**
  • *Metolachlor OXA
  • Propachlor
  • *Propachlor OXA

(0.05 µg/L reporting limit)
  • *Propachlor ESA

* Degradation product
** This compound will be included in the updated Approved USGS Method report



Glyphosate, AMPA, and Glufosinate–on-line extraction: Water
Analysis Code: LCGY
APPROVED USGS METHOD – O-2141-09


(0.02µg/L reporting limit)
  • Glyphosate
  • *Aminomethylphosphonic Acid (AMPA)
  • Glufosinate



Four Class Antibiotic Method: Water
Analysis Code: LCAB


Fluoroquinolines


(0.005 µg/L reporting limit)
  • Ciprofloxacin
  • Enrofloxacin
  • Lomefloxacin
  • Norfloxacin
  • Ofloxacin
  • Sarafloxacin

Macrolides


  • Azithromycin (0.005 µg/L reporting limit)
  • Erythromycin (0.008 µg/L reporting limit)
  • *Erythromycin-H2O (0.005 µg/L reporting limit)
  • Roxithromycin (0.005 µg/L reporting limit)
  • Tylosin (0.010 µg/L reporting limit)
  • Virginiamycin (0.005 µg/L reporting limit)

Sulfonamides


  • Sulfachloropyridazine (0.005 µg/L reporting limit)
  • Sulfadiazine (0.100 µg/L reporting limit)
  • Sulfadimethoxine (0.005 µg/L reporting limit)
  • Sulfamethoxazole (0.005 µg/L reporting limit)
  • Sulfamethazine (0.005 µg/L reporting limit)
  • Sulfathiazole (0.050 µg/L reporting limit)

Tetracyclines


(0.010 µg/L reporting limit)
  • Chlorotetracycline
  • Oxytetracycline
  • Tetracycline
  • Doxycycline
  • *Epi-chlorotetracycline
  • *Epi-iso-chlorotetracycline
  • *Epi-oxytetracycline
  • *Epi-tetracycline
  • *Iso-chlorotetracycline

Pharmaceuticals


  • Carbamazepine (0.005 µg/L reporting limit)
  • Ibuprofen (0.050 µg/L reporting limit)

Others


  • Chloramphenicol (0.100 µg/L reporting limit)
  • Lincomycin (0.005 µg/L reporting limit)
  • Ormetoprim (0.005 µg/L reporting limit)
  • Trimethoprim (0.005 µg/L reporting limit)

Immunoassay


Atrazine (0.10 µg/L reporting limit)
Analysis Code: IMA

Cylindrospermopsin Total (0.05 µg/L reporting limit)
Analysis Code: IMYT

Cylindrospermopsin Dissolved (0.05 µg/L reporting limit)
Analysis Code: IMYD

Microcystin Total (0.10 µg/L reporting limit)
Analysis Code: IMNT

Microcystin Total High Salinity (0.52 µg/L reporting limit)
Analysis Code: IMNTS

Microcystin Dissolved (0.10 µg/L reporting limit)
Analysis Code: IMND

Saxitoxin Total (0.02 µg/L reporting limit)
Analysis Code: IMXT

Saxitoxin Dissolved (0.02 µg/L reporting limit)
Analysis Code: IMXD

*Degradation product
**Other Immunoassay analysis potentially available upon request

Custom Methods: Call to discuss (785)-832-3564


Glyphosate, AMPA, and Glufosinate: Soilds
Analysis Code: LCGS


(1-10 μg/Kg reporting limit)
  • Glyphosate
  • *Aminomethylphosphonic Acid (AMPA)
  • Glufosinate

Hormone Analysis: Water
Analysis Code: LCHM

Hormones

  • 11-Ketotestosterone
  • 17-α Estradiol
  • 17-α Ethynylestradiol
  • 17-β Estradiol
  • 19-Norethindrone
  • 4-Androstene-3,17-dione
  • Trans-Diethylstilbestrol
  • Equilin
  • Equilenin
  • Estriol
  • Estrone
  • Norgestimate
  • Progesterone
  • 6-α–methyl-17-α-hydroxyprogesterone
  • Testosterone
  • *Epitestosterone
  • Trenbolone

Hormone Conjugates

  • 17 β-estradiol-3-sulfate
  • 17 β-estradiol-17-sulfate
  • Androsterone sulfate
  • Equilenin sulfate
  • Equilin sulfate
  • Estriol-3-sulfate
  • Estriol-17-sulfate
  • Estrone-3-sulfate
  • Ethinylestradiol-3-sulfate
  • Testosterone sulfate
  • 17 β-estradiol-17-glucuronide
  • Androsterone-glucuronide
  • diethylstilbesterol glucuronide
  • Estriol-3-glucuronide
  • Estrone glucuronide
  • Ethenylestradiol-3-glucuronide
  • Testosterone glucuronide

Phytoestrogens

  • Genestein
  • Daidzein
  • Formononetin
  • Coumesterol
  • Equol
  • Biochanin A

Mycotoxin

  • A-zearalanol

Isoxaflutole and Degradation Products: Water
Analysis Code: LCIX


  • Isoxaflutole (0.002 μg/L reporting limit)
  • *Di-keto (0.002 μg/L reporting limit)
  • *Benzoic Acid (0.002 μg/L reporting limit)

Algal Toxins: Water
Analysis Code: LCTX

  • Anatoxin-a (ANTA)
  • Cylindrospermopsin (CYLS)
  • Domoic Acid (DMAC)
  • Microcystin HtYR (MCHtYR)
  • Microcystin HiLR (MCHiLR)
  • Microcystin LA (MCLA)
  • Microcystin LF (MCLF)
  • Microcystin LR (MCLR)
  • Microcystin LW (MCLW)
  • Microcystin LY (MCLY)
  • Microcystin RR (MCRR)
  • Microcystin WR (MCWR)
  • Microcystin YR (MCYR)
  • Nodularin R (NDLR)
  • Okadaic Acid (OKAC)

Custom ELISA Methods


Anatoxin A
Analysis Code: IMAA

17 Beta Estradiol (E2) (0.0015 μg/L reporting limit)
Analysis Code: IMB

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