Potassium — The major positive ion (cation) found inside of cells. The chemical notation for potassium is K+. The proper level of potassium is essential for normal cell function. An abnormal increase of potassium (hyperkalemia) or decrease of potassium… … Medical dictionary
DEA list of chemicals — The United States Drug Enforcement Administration (DEA) maintains lists regarding not only the classification of illicit drugs (see DEA Schedules). It also maintains List I of chemicals and List II of chemicals, which contain chemicals which are… … Wikipedia
Dictionary of chemical formulas — This is a list of chemical compounds with chemical formulas and CAS numbers, indexed by formula. This complements alternative listings to be found at list of inorganic compounds, list of organic compounds and inorganic compounds by element. Table … Wikipedia
oxyacid — /ok see as id/, n. Chem. an inorganic acid containing oxygen. Also called oxygen acid. [1830 40; OXY 2 + ACID] * * * ▪ chemical compound Introduction any oxygen containing acid. Most covalent nonmetallic oxides (oxide) react with water to… … Universalium
Phosphate — Systematic name … Wikipedia
sodium — A metallic element, atomic no. 11, atomic wt. 22.989768; an alkali metal oxidizing readily in air or water; its salts are found in natural biologic systems and are extensively used in medicine and industry. The s. ion is the most plentiful… … Medical dictionary
Phosphine — Chembox new Name = Phosphine ImageFile = Phosphine.png ImageSize = 100px ImageName = Phosphine ImageFileL1 = Phosphine 3D balls.png ImageSizeL1 = 100px ImageFileR1 = Phosphine 3D vdW.png ImageSizeR1 = 120px IUPACName = Phosphane OtherNames =… … Wikipedia
Phosphine — Structure de la phosphine Général … Wikipédia en Français
Calcium — A mineral found mainly in the hard part of bones. Bones serve as a storage area for calcium. Calcium is added to bones by cells called osteoblasts. It is removed from bones by cells called osteoclasts. When children consume calcium, they absorb… … Medical dictionary
PHOSPHORE — Le phosphore doit son nom à la lumière qu’il émet par oxydation lente et spontanée, à la température ordinaire. Le moins abondant des éléments de la seconde rangée de la table périodique, il représente environ 1,3 p. 100 de la quantité de… … Encyclopédie Universelle
hypo- — ♦ Élément, du gr. hupo « au dessous, en deçà », qui exprime la diminution, l insuffisance, la situation inférieure, et spécialt en chimie, l idée de petite quantité d oxygène : hypochloreux. ⊗ CONTR. Hyper . ● hypo Préfixe du grec hupo, sous,… … Encyclopédie Universelle