- column packings
- 柱填充物
Medical Chinese dictionary (湘雅医学词典). 2013.
Medical Chinese dictionary (湘雅医学词典). 2013.
Monolithic HPLC column — A monolithic HPLC column is a special type of column used in HPLC with porous channels rather than beads. High performance liquid chromatography (HPLC) is the third most widely used laboratory instrument, surpassed only by analytical balances and … Wikipedia
Fractionating column — A fractionating column or fractionation column is an essential item used in the distillation of liquid mixtures so as to separate the mixture into its component parts, or fractions, based on the differences in their volatilities. Fractionating… … Wikipedia
Continuous distillation — Image 1: Typical industrial distillation towers Image 2: A crude oil vacuum distillation column as used in oil refineries … Wikipedia
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Fractional distillation — is the separation of a mixture into its component parts, or fractions, such as in separating chemical compounds by their boiling point by heating them to a temperature at which several fractions of the compound will evaporate. It is a special… … Wikipedia
Structured packing — The term structured packing refers to a range of specially designed materials for use in absorption and distillation columns and chemical reactors. Structured packings typically consist of thin corrugated metal plates or gauzes arranged in a way… … Wikipedia
chromatography — chromatographer, n. chromatographic /kreuh mat euh graf ik, kroh meuh teuh /, adj. chromatographically, adv. /kroh meuh tog reuh fee/, n. Chem. the separation of mixtures into their constituents by preferential adsorption by a solid, as a column… … Universalium
Miracle Octad Generator — In mathematics, the Miracle Octad Generator, or MOG, is a mathematical tool introduced by Curtis (1976) for manipulating the Mathieu groups, binary Golay code and Leech lattice. Contents 1 Description 2 Golay code 3 MiniMOG … Wikipedia
Parity of zero — Zero objects, divided into two equal groups Zero is an even number. In other words, its parity the quality of an integer being even or odd is even. Zero fits the definition of even number : it is an integer multiple of 2, namely 0 × 2. As a… … Wikipedia
Reversed-phase chromatography — (RPC) includes any chromatographic method that uses a non polar stationary phase. The name reversed phase has a historical background. In the 1970s most liquid chromatography was done on non modified silica or alumina with a hydrophilic surface… … Wikipedia
Graphite — For other uses, see Graphite (disambiguation). Graphite Graphite specimen General Category Native element mineral … Wikipedia