Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Chemical Analyses

This focus area relates to the chemical composition of the sample using techniques such as ion chromatography (IC), titration, distillation, UV/Vis, IR, and fluorescence. Test names plus US EPA method and Standard Methods references include Acidity (US EPA 305.1 and 305.2), Alkalinity (US EPA 310.1 and Standard Methods 2320B), Anions by Ion Chromatography (US EPA 300.0 and 9056), Characteristics, Corrosivity (US EPA 1110 and SW846 Chapter 7), Characteristics, Ignitability (US EPA 1030 and SW846 Chapter 7), Characteristics, Reactivity, Cyanide (US EPA SW846 Chapter 7), Characteristics, Reactivity, Sulfide (US EPA SW846 Chapter 7), Chlorine (US EPA 330.4), Cyanide (US EPA 9010, 9013, and ILM05.4), Cyanide, Free (Standard Methods 4500), Cyanide, Total and Amenable (US EPA 9012), Hardness (Standard Methods 2340B), Hexavalent Chromium (US EPA 3060 and 7196), Nitrogen, Ammonia (US EPA 350.2), Nitrogen, Total Kjeldahl Nitrogen, TKN (US EPA 351.2), Oil & Grease (US EPA 1664), Oxygen, BOD (US EPA 405.1), Oxygen, CBOD (Standard Methods 5210M), Oxygen, COD (US EPA 410.1 and 410.4), Oxygen, Dissolved (US EPA 360.1), pH (US EPA 9045), Phenolics (US EPA 9065 and 9066), Phosphate, Total (US EPA 365.1), Phosphate, Ortho (US EPA 365.3), Specific Conductance (US EPA 120.1 and 9050), Sulfide (US EPA 376.1 and 9030), Sulfite (US EPA 377.1), Total Organic Carbon, TOC (US EPA 5310 and 9060), and Total Organic Halide, TOX (US EPA 9020 and 9023).