Volatile Sulfur Compound
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Sulfur assimilation — Sulfate reduction and assimilation in plants (APS, adenosine 5 phosphosulfate; Fdred, Fdox, reduced and oxidized ferredoxin; RSH, RSSR, reduced and oxidized glutathione)|right|325pxSulfur is an essential element for growth and physiological… … Wikipedia
Sulfur — This article is about the chemical element. For other uses, see Sulfur (disambiguation). phosphorus ← sulfur → chlorine … Wikipedia
sulfur — /sul feuhr/, n. 1. Also, esp. Brit., sulphur. Chem. a nonmetallic element that exists in several forms, the ordinary one being a yellow rhombic crystalline solid, and that burns with a blue flame and a suffocating odor: used esp. in making… … Universalium
sulfur oxide — ▪ chemical compound any of several compounds of sulfur and oxygen, the most important of which are sulfur dioxide (SO2) and sulfur trioxide (SO3), both of which are manufactured in huge quantities in intermediate steps of sulfuric acid… … Universalium
organosulfur compound — ▪ chemical compound Introduction also spelled organosulphur compound , also called organic sulfur compound a subclass of organic substances that contain sulfur and that are known for their varied occurrence and unusual properties. They are… … Universalium
coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… … Universalium
heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… … Universalium
chemical compound — Introduction any substance composed of identical molecules consisting of atoms (atom) of two or more chemical elements (chemical element). All the matter in the universe is composed of the atoms of more than 100 different chemical elements … Universalium
organohalogen compound — Introduction any of a class of organic compounds (organic compound) that contain at least one halogen (halogen element) ( fluorine [F], chlorine [Cl], bromine [Br], or iodine [I]) bonded to carbon. They are subdivided into alkyl, vinylic, aryl,… … Universalium
Halimeter — A Halimeter is an instrument for measurement of the level of volatile sulfur compounds (VSCs) in the mouth.Halimeter was introduced in the early 1990s as an adjunct method for determining halitosis (bad breath, oral malodor) levels, alongside… … Wikipedia
Mouthwash — This article is about the hygiene product. For the Kate Nash song, see Mouthwash (song). For the ska punk band, see Mouthwash (band). Mouthwash or mouth rinse is a product used to enhance oral hygiene. Some manufacturers of mouthwash claim that… … Wikipedia
