WebCasno: 7440-47-3 7440-47-3 chromium atom Min.Order: 1 Gram FOB Price: USD $ 40.0-50.0/Gram 1.good quality 1) good quality is the basic of our goal; 2) we can offer samples to be tested; 3) 98% of our products have exported to uk, usa, germany, spain, australia, middle east and many other countries. 4) Good feedback of quality from 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 metal is valued for its high corrosion resistance and hardness. A major development in steel production was the discovery that … See more Atomic Chromium is the fourth transition metal found on the periodic table, and has an electron configuration of [Ar] 3d 4s . It is also the first element in the periodic table whose ground-state … See more Early applications Chromium minerals as pigments came to the attention of the west in the eighteenth century. On 26 July … See more The creation of metal alloys account for 85% of the available chromium's usage. The remainder of chromium is used in the chemical, refractory, and foundry industries. Metallurgy See more The biologically beneficial effects of chromium(III) are debated. Chromium is accepted by the U.S. National Institutes of Health as a trace element for its roles in the action of insulin, a hormone that mediates the metabolism and storage of carbohydrate, fat, … See more Chromium is a member of group 6, of the transition metals. The +3 and +6 states occur most commonly within chromium compounds, followed by +2; charges of +1, +4 and +5 for … See more Chromium is the 21st most abundant element in Earth's crust with an average concentration of 100 ppm. Chromium compounds are … See more Approximately 28.8 million metric tons (Mt) of marketable chromite ore was produced in 2013, and converted into 7.5 Mt of ferrochromium. According to John F. Papp, writing for the USGS, "Ferrochromium is the leading end use of chromite ore, [and] … See more
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WebIdentificación de la sustancia Chromium acetate Número de registro (REACH) esta información no está disponible Número CAS 1066-30-4 Número de artículo A0057735 1.2 Usos pertinentes identificados de la sustancia o de la mezcla y usos desaconsejados Usos pertinentes identificados Uso general 1.3 Datos del proveedor de la ficha de datos de ... WebChromium chloride, basic CAS Number: 50925-66-1 Molecular formula: Cr(Cl)x(OH)y where x + y = 3 (but x and y are > 0 and 3 IUPAC Name: chromium hydroxychloride Type of Substance Composition: UVCB Origin: inorganic Substance Identifiers open all close all. Common name ... WebCHROMIUM AND INORGANIC COMPOUNDS METALLIC CHROMIUM, C r (O) CAS number: 7440-47-3 Chemical structure: Cr TLV–TWA, 0.5 mg/m 3, as Cr(O), Inhalable … dick bryant lee and associates