Cwea certification test Study guides, Class notes & Summaries

What does COLOR measure? - Amount of color units (CU) in a sample. Color caused by natural metallic ions (Fe & Mg) & industrial wastes. What is the test summary for COLOR? - Sample -> Tubes -> Compare to color standards over light source Which of the following techniques is used to isolate anionic surfactants (as MBAS) from the sample matrix? - Extraction In the cyanide determination, which one of the following is not an interference? - Halogenated aromatics Which o...