sample drying
31Chromatography — Pictured is a sophisticated gas chromatography system. This instrument records concentrations of acrylonitrile in the air at various points throughout the chemical laboratory. Chromatography (from Greek χρῶμα chroma color and γράφειν graphein to… …
32metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …
33Sperm donation — is the provision (or ‘donation’) by a man, (known as a ‘sperm donor’), of his sperm, with the intention that it be used to impregnate a woman who is not usually the man s sexual partner, in order to produce a child. A sperm donor is the natural… …
34separation and purification — ▪ chemistry Introduction in chemistry, separation of a substance into its components and the removal of impurities. There are a large number of important applications in fields such as medicine and manufacturing. General principles… …
35Mississippian culture pottery — is the ceramic tradition of the Mississippian culture (800 to 1600 CE) found as artifacts in archaeological sites in the American Midwest and Southeast. It is often characterized by the adoption and use of riverine (or more rarely marine) shell… …
36Rotary evaporator — Infobox Laboratory equipment name = Rotary evaporator caption = A Büchi Rotavapor R 200 with V assembly (vertical water condenser). This modern style instrument features a digital heating bath and a motorised lifting jack. The evaporation flask… …
37Hydroxypropyl methyl cellulose — (E464) (also HPMC) is an emulsifier, thickening and suspending agent, and an alternative to animal gelatin. [ [http://www.ams.usda.gov/nop/NationalList/TAPReviews/HPMethylcellulose.pdf NOSB TAP Review Compiled by OMRI: Hydroxypropyl… …
38In-gel digestion — The in gel digestion is part of the sample preparation for the mass spectrometric identification of proteins in course of proteomic analysis. The method was introduced 1992 by Rosenfeld.Rosenfeld, J et al, Anal Biochem , 1992, 203 (1), 173 9.]… …
39microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… …
40Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
