potassium thiocyanate


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potassium thiocyanate

[pə′tas·ē·əm ¦thī·ō′sī·ə‚nāt]
(inorganic chemistry)
KCNS Water- and alcohol-soluble, colorless, odorless hygroscopic crystals with saline taste; decomposes at 500°C; used as an analytical reagent and in freezing mixtures, chemicals manufacture, textile printing and dyeing, and photographic chemicals.
References in periodicals archive ?
A 5.0% (w/v) potassium thiocyanate (KSCN) and 10% (w/v) tin(II) chloride dihydrate (Sn[Cl.sub.2] x 2[H.sub.2]O) in 1.5 mol [L.sup.-1] HCl solution were prepared by dissolving the solids in 6.25 mL of concentrated HCl (12 mol [L.sup.-1]).
Potassium thiocyanate, aniline, [rho]-toluidine, [rho]-anisidine, glycine, L-alanine, and L-phenyl alanine were obtained from Merck and used without purification.
Iron estimation was carried out spectrophotometrically by reacting iron with potassium thiocyanate. A red color complex of the iron forms, which was estimated in spectrophotometer at 447 nm.
2-chlorobenzoyl chloride (sigma Aldrich), 4-aminoantipyrine (sigma Aldrich), 2-aminopyridine (sigma Aldrich), potassium thiocyanate (sigma Aldrich) were purchased from local supplier.
The investigators found that the antimicrobial activity of the LPS system on target bacteria changed based on the concentrations of hydrogen peroxide and potassium thiocyanate. The growth of all tested bacteria was prevented for a six-hour period using LPS in the presence of 0.4 mM or 0.8 mM of hydrogen peroxide and 4 mM of potassium thiocyanate.
fluorescens (NRRL B-253) in the presence of different concentrations of hydrogen peroxide and potassium thiocyanate. Their objective was to determine the effective concentrations of LPS against the bacteria.
Jaiswal and Yadava7 used Ag(III), Cu(III) and Ni(IV) as catalysts in the potassium peroxydi sulphate oxidation of potassium cyanide, potassium thiocyanate, ammonium sulphate, urea and thiourea,into respective nitrates in alkaline medium.
Currently, the procedure used to assess organification defect of the thyroid gland, called the thiocyanate or perchlorate discharge test, is to give the patient radioiodide followed a few hours later by an oral dose of 1 g potassium thiocyanate or 1 g of potassium perchlorate.
Competition kinetics with potassium thiocyanate against scavenging of hydroxyl radicals showed a reactivity of 0.1326 against thiocyanate.

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