total chromium test tube
Chromium is a chemical element with the symbol Cr and atomic number 24. It is the first element in group 6. It is a steely-grey, lustrous, hard and brittle transition metal. Chromium is also the main additive in stainless steel, to which it adds anti-corrosive properties. Chromium is also highly valued as a metal that is able to be highly polished while resisting tarnishing. Polished chromium reflects almost 70% of the visible spectrum, with almost 90% of infrared light being reflected.The name of the element is derived from the Greek word χρῶμα, chrōma, meaning color,because many chromium compounds are intensely colored.
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Loahnd Total Chromium Test Tube