Valid Values - Methods



     
  
  
   
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Category Code Description Source Reference Low level method Active Alias Modified By Modified Date
Analysis SOP730005 Butyltin in Sediment using sodium tetraethyl borate extraction derivative with analysis by SW8270DSIM - Semivolatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS), Selective Ion Monitoring. Ecology-MEL Washington State Department of Ecology, Manchester Environmental Laboratory, 7411 Beach Drive East, Port Orchard, WA 98366, 360-871-8800. Y CNEU461 04/06/2017
Analysis SOP730081 Air dried determination of percent solids, Manchester Environmental Lab SOP Ecology-MEL Washington State Department of Ecology, Manchester Environmental Laboratory, 7411 Beach Drive East, Port Orchard, WA 98366, 360-871-8800. Y CNEU461 04/06/2017
Analysis SOP730009 Lipids Ecology-MEL Washington State Department of Ecology, Manchester Environmental Laboratory, 7411 Beach Drive East, Port Orchard, WA 98366, 360-871-8800. Y CNEU461 04/06/2017
Collection SED-INLINE-FILTER Suspended sediment / suspended particulate matter (SPM) by inline filtration Washington State Dept. of Ecology, 2008, Standard Operating Procedure for Collecting Freshwater Suspended Particulate Matter Samples using In-Line Filtration, EAP041, November 2008. Y SED-INLINE CNEU461 04/23/2015
Measurement Weiss70DOSAT Dissolved Oxygen, Saturation, Calculated from Temperature, Barometric Pressure (or Elevation), and Conductivity. Weiss, RF. 1970. The solubility of nitrogen, oxygen and argon in water and seawater. Deep-Sea Research. 17:721-735. http://adsabs.harvard.edu/abs/1970DSROA..17..721W, and USGS procedures after Weiss (http://water.usgs.gov/admin/memo/QW/qw81.11.html) Y mbac461 08/26/2024
Measurement EAP-SOP064-1.1 Determining Canopy Closure Using a Concave Spherical Densiometer, Version 1.1 Ecology-EAP Werner, L.2019. Standard Operating Procedure EAP064, Version 1.1: Determining Canopy Closure using a Concave Spherical Densiometer, Model C for the Type N Experimental Buffer Treatment Study in Incompetent Lithologies. Publication No. 19-03-221. Washingt Y mbac461 08/26/2024
Analysis WCC-103 S-1.10 Saturation Paste Soil pH Western Coordinating Committee on Nutrient Management (WCC): Soil, Plant and Water Reference Methods for the Western Region, 2003, 2nd Edition. Authors R. Gavlak, D. Horneck, R.O. Miller, and J. Kotuby-Amacher. Y CNEU461 02/05/2010
Analysis WCC-103 S-4.10 Extractable Phosphorus and Soil Bases, Bicarbonate Western Coordinating Committee on Nutrient Management (WCC): Soil, Plant and Water Reference Methods for the Western Region, 2003, 2nd Edition. Authors R. Gavlak, D. Horneck, R.O. Miller, and J. Kotuby-Amacher. Y CNEU461 02/05/2010
Preparation SoilTest-KCL-S3.10 KCl Extraction / Cd-Reduction Method Western States Methods Bremmer et al. https://www.naptprogram.org/files/napt/publications/method-papers/western-states-methods-manual-2013.pdf N Y benf461 05/29/2024
Preparation SoilTest-DTPA-S4.40 Estimation of available soil phosphorus AB-DTPA Soltanpour and Schwab Method Western States Methods: https://www.naptprogram.org/files/napt/publications/method-papers/western-states-methods-manual-2013.pdf N Y benf461 05/29/2024
Preparation SoilTest-NH4Ac-S5.10 Extractable potassium, calcium, magnesium, and sodium ammonium acetate method. Western States Methods: https://www.naptprogram.org/files/napt/publications/method-papers/western-states-methods-manual-2013.pdf N Y benf461 05/29/2024
Preparation SoilTest-OLSEN-S4.10 Estimation of available soil phosphorus Sodium Bicarbonate Method. Western States Methods: Olsen et al. https://www.naptprogram.org/files/napt/publications/method-papers/western-states-methods-manual-2013.pdf N Y benf461 05/29/2024
Analysis Whitledge1981 Automated Nutrient Analyses Whitledge, T.E., S.C. Malloy, C.J. Patton, and C.D. Wirick, 1981. Automated Nutrient Analyses in Seawater. BNL 51398. Brookhaven National Laboratory, 216 p N Y CNEU461 07/25/2025
Analysis LOI-USDA-Wright2008 Loss-on-Ignition (LOI) Method to Assess Soil Organic Carbon in Calcareous Everglades Wetlands. Wright, A. L, Wang, Y., & Reddy, K. (2008). Loss-on-Ignition Method to Assess Soil Organic Carbon in Calcareous Everglades Wetlands. Communications in soil science and plant analysis, 39, 3074-3083. https://pubag.nal.usda.gov/catalog/1455731 Y CNEU461 03/10/2021
Analysis YLITALO05B Dioxin-like polychlorinated biphenyls (PCBs) and other selected organochlorines in marine biota by high-performance liquid chromatography/photodiode array detection (HPLC/PDA). Ylitalo, G. M., et al., 2005. Improvements to HPLC/PDA method that measures dioxin-like PCBs and other selected organochlorines in marine biota. In Ostrander, G. K. (Ed.) Techniques in Aquatic Toxicology, V2, p 449-464. CRC Press, Boca Raton, FL. Y CNEU461 11/01/2007
Analysis O-2134-01 Determination of Four Selected Mosquito Insecticides & a Synergist in Water Using LLE & GC/MS (USGS) Zimmerman, L.R., Strahan, A.P., and Thurman, E.M., 2001, U.S. Geological Survey Open-File Report 01-273, 11 p. Y CNEU461 01/26/2006
Analysis S-Isotope-CF-IRMS Stable Isotope by Continuous Flow-Isotope Ratio Mass Spectrometry ZymaX Forensics Isotope Lab, 600 S. Andreasen Drive, Suite B, Escondido, California, 760-781-3338, 2003 Y CNEU461 10/10/2013
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