The new CVAS client portal and sample submission site will be available beginning May 16. See HERE for a client portal quick guide and full operations manual.

Methods for Water Analysis

The following methods are used in our water analysis.

pH
Standard Methods for the Examination of Water and Wastewater (4500-H+)/Electrometric MethodNitrate Nitrogen - Standard Methods for the Examination of Water and Wastewater ( 4500-NO3-)/Nitrate Electrode Method

Total Coliform/E coli
Standard Methods for the Examination of Water and Wastewater (9223)/Chromogenic Substrate Coliform Test

Hardness
Standard Methods for the Examination of Water and Wastewater (2340)/EDTA Titrimetric Method

Total Dissolved Solids
Standard Methods for the Examination of Water and Wastewater (2540)/Total Dissolved

Chloride
Standard Methods for the Examination of Water and Wastewater (4500-Cl-)/Argentometric Method

Sulfates
Standard Methods for the Examination of Water and Wastewater (4500-SO42-)/Turbidimetric Method

Minerals (Ca, P, Mg, K, Na, Fe, Mn, Zn, Cu)
Standard Methods for the Examination of Water and Wastewater (3120)/ICP Method