WebAlgae & Phosphate Removal Lanthanum Chloride (LaCl3) is a safe and effective chemical used for treatment in aquariums, water parks, residential waters as well as in aquatic habitats for the prevention of algae growth. Lanthanum is a rare earth metal that is very effective at preventing build up of phosphate in water. In the form … Phosphate … Web13 apr. 2024 · It's a soft, ductile, and silvery-white metal that can be easily cut with a knife. The name lanthanum comes from the Greek word lanthanein, meaning "to lie hidden" because it was difficult to isolate from other elements. Lanthanum is one of the most abundant rare earth elements, with an average concentration of 18 ppm in the Earth's crust.
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Web5 sep. 2024 · However, if they wanted to increase its maximum aperture by 2/3 of a stop to f/2.8 and maintain its legendary image quality, they needed to use lanthanum glass. Indeed, LaK9 glass is employed in the first and last elements of the original 50mm f/2.8 Elmar of 1957-1974, which was made in screw and M mounts. Web11 apr. 2024 · SHANGHAI, Apr 11 (SMM) - The prices of lanthanum oxide and cerium oxide dropped significantly last week. The mainstream transaction prices of 3N low-purity lanthanum oxide fell 12.7% to 5,300-5,700 yuan/mt, and the prices of cerium oxide of the same specification declined 12.3% to 5,500-5,900 yuan/mt. The mainstream prices of … destiny\u0027s child survivor download
Lanthanum Element Facts & Uses What is Lanthanum? Study.com
Web21 jul. 2016 · * Lanthanum has application in glass and ceramic manufacturing. It is used in making special optical glasses, such as infrared absorbing glass. Because of its high refractive index and low... Web@article{Gao2024EffectsOE, title={Effects of Exogenous Lanthanum Nitrate on the Active Substance Content and Antioxidant Activity of Caterpillar Medicinal Mushroom Cordyceps militaris (Ascomycetes)}, author={Qi Gao and Debin Zhang and WEN-JING Ding and Wenjia Zhai and Chunmei Gu and Shaofen Guo}, journal={International Journal of Medicinal … Web1 jan. 2024 · Rare earths are essential for multiple sectors of defense. Lanthanum drives night vision technology in goggles and associated gear. Neodymium powers laser-rangefinders used in sports such as hunting and golf but also for military precision-guided munition applications in which Praseodymium is essential. destiny\u0027s child the writing\u0027s on the wall cd