Van Slyke method — van slīk n any of several analytical methods esp the determination of free amino groups (as in amino acids or proteins) by measuring the volume or pressure of nitrogen gas formed by reaction with nitrous acid Van Slyke Donald Dexter (1883 1971)… … Medical dictionary
van slyke method — va]nˈslīk also və] noun Usage: usually capitalized V&S Etymology: after Donald D. Van Slyke died 1971 American biochemist : any of several analytical methods; especially : the determination of free amino groups (as in amino acids, peptides, or… … Useful english dictionary
Determination — may refer to: Determination (God Forbid album), 2001 Determination (Tommy Emmanuel album), 1992 Cell fate determination Co determination Coefficient of determination Expert determination Hidden surface determination Orbit determination… … Wikipedia
List of organic reactions — Well known reactions and reagents in organic chemistry include Contents: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z See also Ext … Wikipedia
Chemical test — In chemistry, a chemical test is a qualitative or quantitative procedure designed to prove the existence of, or to quantify, a chemical compound or chemical group with the aid of a specific reagent. A presumptive test is specifically used in… … Wikipedia
china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material … Universalium
China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast … Universalium
ACIDO-BASIQUE (ÉQUILIBRE) — C’est en 1922 que Van Slyke pose les premiers principes de l’équilibre acido basique, en reprenant la définition du pH fournie en 1909 par Sœrensen (logarithme de l’inverse de la concentration en ions hydrogène). Il montre la constance de ce pH… … Encyclopédie Universelle
Elliott Cresson Medal — given to Emile Berliner in 1913 Presented by Franklin Institute Country US … Wikipedia
ANALYTIQUE (CHIMIE) — La chimie analytique est la branche de la chimie qui met en œuvre des moyens analytiques pour aborder et résoudre les problèmes. Elle se propose donc de diviser les phénomènes chimiques parfois compliqués en un ensemble de phénomènes élémentaires … Encyclopédie Universelle
