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Cyanuric acid or 1,3,5-triazine-2,4,6-triol is a chemical compound with the formula (CNOH) 3. Like many industrially useful chemicals, this triazine has many synonyms.
KOCN is prepared by heating urea with potassium carbonate at 400 °C: . 2 OC(NH 2) 2 + K 2 CO 3 → 2 KOCN + (NH 4) 2 CO 3. The reaction produces a liquid. Intermediates and impurities include biuret, cyanuric acid, and potassium allophanate (KO 2 CNHC(O)NH 2), as well as unreacted starting urea, but these species are unstable at 400 °C.
SCR catalysts have a typical operational lifetime of about 16,000 – 40,000 hours (1.8 – 4.5 years) in coal-fired power plants, depending on the flue gas composition, and up to 80,000 hours (9 years) in cleaner gas-fired power plants.
Trichloroisocyanuric acid is an organic compound with the formula (CONCl) 3. It is used as an industrial disinfectant , bleaching agent and a reagent in organic synthesis . [ 1 ] [ 2 ] [ 3 ] This white crystalline powder, which has a strong " chlorine odour," is sometimes sold in tablet or granule form for domestic and industrial use.
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Thiocyanuric acid precipitates from warm, acidic solutions of thiocyanic acid. A modern synthesis begins instead with a preformed ring: cyanuric chloride reacts with sodium hydrosulfide to give table salt and thiocyanuric acid. [3] The compound is mildly acidic, with pKa's of 5.7, 8.4, and 11.4. [3] Various salts of (HNC=S) − 3 have been ...
Recommended bottles. When seeking out a bottle for mulled wine, choose something youthful, medium- to full-bodied, and characterized by pronounced fruit-forward flavors and soft tannins.
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