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Lanthanum chloride is also used in biochemical research to block the activity of divalent cation channels, mainly calcium channels. Doped with cerium, it is used as a scintillator material. [6] In organic synthesis, lanthanum trichloride functions as a mild Lewis acid for converting aldehydes to acetals. [7]
The following is a list of chemicals published as a requirement of Safe Drinking Water and Toxic Enforcement Act of 1986, commonly known as California Proposition 65, that are "known to the state to cause cancer or reproductive toxicity" as of January 3, 2020. [1]
The Mountain Pass Rare Earth Mine and Processing Facility, owned by MP Materials, is an open-pit mine of rare-earth elements on the south flank of the Clark Mountain Range in California, 53 miles (85 km) southwest of Las Vegas, Nevada. In 2020 the mine supplied 15.8% of the world's rare-earth production.
In the 1920s another company, California Chemical Corporation, extracted bromine from the waters of the salt ponds. [4] [7] In addition the company also produced magnesium chloride, beginning as early as the 1910s. [4] Production of bromine ended after World War II. [4] In 1922, the salt works were acquired by Henry G. Fenton.
L. Lanthanide trichloride; Lanthanum acetate; Lanthanum acetylacetonate; Lanthanum aluminate; Lanthanum barium copper oxide; Lanthanum carbide; Lanthanum carbonate
Food companies have until 2027 to phase out Red No. 3 from their products and replace them with natural dyes like carmine, turmeric, and beets. Drug companies, like Takeda, the maker of Vyvanse ...
California has become the first state to ban public schools from serving food that contains dyes found in popular snacks such as Froot Loops. The new legislation, which was signed into law by Gov ...
The ammonium chloride route refers to a general procedure to produce anhydrous lanthanide chlorides. The method has the advantages of being general for the 14 lanthanides and it produces air-stable intermediates that resist hydrolysis. The use of ammonium chloride as a reagent is convenient because the salt is anhydrous, even when handled in air.
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