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Chromium Testing Services In USA
2 services found
by:MACS Lab, Inc. based inGrass Valley, CALIFORNIA (USA)
The analysis method is also known as EPA 6010B/7400. CAM-17 metals analysis does not differentiate between different valences of chromium, and does not test for Fluorine.MACS Lab uses an Inductively Coupled Plasma (ICP) atomic emission spectrometer to analyze CAM-17 samples.For the technically inclined, this article by Bradford and Cook has a great deal of ...
by:Brooks Applied Labs based inBothell, WASHINGTON (USA)
Chromium (Cr) is a polyvalent element and can exist in several distinct oxidation states, but only trivalent chromium [Cr(III)] and hexavalent chromium [Cr(VI)] occur with any frequency in the natural environment. The mobility, bioavailability, and toxicity of chromium largely depend on which of these two chemical species is prevalent. The speciation of chromium is determined by the processes ...