Methods Used by ACZ Laboratories, Inc for NEON Project

Alpkem Ammonium Nitrogen (DIN 38406)

FIU Center for Aquatic Chemistry and Environment - Nutrient Analysis Core Facility: Determination of Total Phosphorus in Water, Sediments, Soil and Tissue Samples

FIU Center for Aquatic Chemistry and Environment - Nutrient Analysis Core Facility: Determination of Filtered Nutrients in Water

Colorado State University Water Quality Assurance Plan Soil, Water, and Plant Testing Laboratory 2015

EcoCore - Directions for running NH4/NO3 analyses on the Alpkem

EcoCore - Directions for running NO2 analyses on the Alpkem

EcoCore - Directions for running low level Ortho-Phosphate samples on the Alpkem

EcoCore - LECO (TruSpec CN) - Quick Reference Guide, last updated 2011-09-26

EcoCore - NEON water chemistry UV absorbance protocol, last updated 2014-12-30

EcoCore - Standard Preparation for NO3, NO2, PO4, and NH4 analysis, last updated 2015-02-20

EcoCore - Directions for running IC samples on the Shimadzu TOC analyzer, last updated 2015-05-18

EPA - Alkalinity (Titrimetric, pH 4.5), Method 310.1

EPA - Conductance (Specific Conductance, umhos at 25°C), Method 120.1

EPA - Determination of Inorganic Anions by Ion Chromatography, Method 120.1

EPA - pH (Electrometric), Method 150.1

EPA - Phosphorous, Total (Colorimetric, Automated, Block Digester AA II), Method 365.4

EPA - Determination of Metals and Trace Elements in Water and Wastes by Inductively Coupled Plasma-Atomic Emission Spectrometry, Method 200.7, Revision 4.4

EPA - Residue, Non-Filterable (Gravimetric, Dried at 103-105°C), Method 160.2

Standard Operating Procedure for the Determination of Chlorophyll a and Pheophytin a by the Fluorometric Method for the NEON Program, abbreviated