Soil, solid waste, and groundwater testing

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facet applications:Soil, solid waste, and groundwater testing

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Performance of Whatman™ 40 and 41 Quantitative Ashless Filter Paper Grades in Mining Quality Control Applications

This page shows the performance of Whatman™ Grade 40 and Grade 41 quantitative ashless filter paper in three metal content tests, high molybdenum, lead, and zinc for the mining industry.

Pseudomonas Media and Tests

An article concerning the detection, identification, differentiation, and cultivation of Pseudomonas species.

Calculating Your Working Tolerance: A Guideline

Guideline to calculate your working tolerance - Certified Standard Solutions (CRM)

Neonicotinoids Pesticides and Metabolites

Neonicotinoids have established themselves as key components in insecticides because of their unique selectivity. The mode of action is similar to nicotine.

Safe Drinking Water Act & Clean Water Act

The Safe Drinking Water Act regulates finished drinking water, raw water sources, and distribution to ensure water safety.

Ultrapure Water for Perchlorate Analysis of Environmental Samples

Assure perchlorate-free water from tap water for sensitive IC analyses. See the removal efficiencies achieved by water purification technologies in Milli-Q® systems.

Drinking Water Testing by Ion Chromatography using Ultrapure Water

This study reviews the suitability of ultrapure water for the IC analysis of drinking water. Inorganic ions and disinfectant by-products (DBPs) were assessed.

Phosphate Determination in Water

Spectroquant® photometric test accurately quantifies low concentrations of PO4-P in natural waters.

EPA LEAF Methods for Leaching Assessment

This article discusses the differences and benefits of using EPA LEAF methods as an alternative to TCLP for solid materials. Employed in the laboratory, LEAF methods provide improved control of key factors that can affect leaching in on-site TCLP testing.

Efficient PAH Analysis (EU 15+1) using an Ascentis® Express PAH HPLC Column

This application note describes the fast and efficient separation of the EU’s list of 15 + 1 polynuclear aromatic hydrocarbons (PAHs) using Ascentis® Express PAH HPLC column.

Analytical Method: Urea in Water and Wastewater, Enzymatic Determination

Urea in water and wastewater, enzymatic determination - Photometric determination using the indophenol blue method after cleavage of the urea

Membrane Filters for Microplastics Analysis

An overview of microplastics, testing regulations, and filter selection for microplastic sample collection, preparation, and analysis.

PFAS Testing Methods and Guidance for Sample Filtration

Validation of Millex® PES syringe filters in PFAS testing of water samples using EPA method 537.1.

LC-MS Analysis of PFAS Compounds

LC-MS method separates 32 PFAS compounds in drinking water following EPA methods 533, 537, and 537.1. EPA 8327.

Ultrapure Water to Assess Toxic Elements in Environmental Analyses

See the data showing how Milli-Q® ultrapure water meets the stringent purity requirements for reliable trace element analyses of environmental samples.

Sensitive Determination of Iron in Drinking Water, Mineral Water, Groundwater, and Spring Water Using Rapid Photometric Tests

Spectroquant® Iron Test - a suitable alternative to ICP or AAS for determination of iron in drinking water, mineral water, groundwater, and spring water.

Fast and High-Resolution LC-MS Separation of PFAS

Liquid Chromatography–Mass Spectrometry (LC-MS) separation of 33 PFAS (Per- and poly-fluoroalkyl substances) using a superficially porous silica particles (SPP) based Ascentis® Express C18 column.