(n.) Any one of five hydrocarbons, C6H14, of the paraffin series. They are colorless, volatile liquids, and are so called because the molecule has six carbon atoms.
Example Sentences:
(1) It was readily soluble, however, in nonpolar solvents such as n-hexane and chloroform.
(2) The UE and KE fractions were then separated by silicic acid column chromatography with a stepwise elution method using ether-hexane.
(3) We have investigated the whole-body dermal penetration of styrene, xylene, toluene, perchloroethylene, benzene, halothane, hexane, and isoflurane in rats and compared the permeability constants with available human studies on vapor penetration.
(4) Simple hexane and formic acid-hexane extraction methods, involving pretreatment of the serum with formic acid, were compared by radiometric and by paper chromatographic and gas chromatographic analysis.
(5) Identification of this new n-hexane metabolite included enzymatic hydrolysis of the excreted glucuronide, derivatization of the keto group with O-methylhydroxylamine, and subsequent GC-MS analysis.
(6) TCDD is extracted from alkaline solution with n-hexane and purified by column chromatography on silica gel and Florisil.
(7) Luminescence yield, absorption spectra and molecular weight dependence of chlorophyll in methylethylketone and n-hexane on concentration was investigated.
(8) Sulfamoyldapsone was extracted from tissues with acetonitrile saturated with n-hexane.
(9) Stereoselectivity of several triacylglycerol lipases (EC 3.1.1.3) has been investigated in the enzymatic esterification of rac-1-O-octadecylglycerol with oleic acid in the presence of organic solvents, such as hexane.
(10) Nerve damage, paralysis and cancer The solvent n-hexane is used to clean electronic displays, including Apple’s iPhone.
(11) Extractions by the Twisselmann method give increasing yields in the order n-pentane, hexane, and n-heptane.
(12) A xanthone was isolated from the hexane fraction of the Swertia chirayita plant and identified as 1,8-dihydroxy-3,5-dimethoxyxanthone (swerchirin).
(13) Leaching the lyophilized mitochondrial fraction with either hexane or acetone increased substantially the yields of the metabolites.
(14) The derivative, pentafluorophenyloxazolidine, is readily extracted from plasma into a small volume of hexane.
(15) Treatment of this ketone with either phenyllithium or phenylamagnesium bromide in ether at room temperature followed by solvolysis of the resulting alcohol in a mixture of trifluoroacetic acid, sodium azide, and chloroform gave a mixture of cis- and trans-3-azido-3-phenylbicyclo[3.1.0]hexanes.
(16) This method is based on an hexane extraction followed by column chromatographic clean-up and preseparation as well as qualitative and quantitative gas chromatographic analysis.
(17) Imexon (4-imino-1,4-diazobicyclo-3.1.0-hexan-2-one) was moderately effective in the treatment of a retroviral infection in a genetically defined murine model.
(18) Extraction of raw soybeans with hexane allowed production of 20-fold more aflatoxins, but levels were still lower than those found on rice or corn.
(19) Affirmative results were obtained to prove that diffusion-absorption on carbon-desorption dosimetry is applicable to monitor exposure to mixed vapors of organic solvents (n-hexane:ethyl acetate:toluene=1:4:1).
(20) Testosterone was estimated by the enzyme immunoassay after extraction with hexan: ether (4:1) for serum from men and additional thin layer chromatographic step for serum from women.
Liquid
Definition:
(a.) Flowing freely like water; fluid; not solid.
(a.) Being in such a state that the component parts move freely among themselves, but do not tend to separate from each other as the particles of gases and vapors do; neither solid nor aeriform; as, liquid mercury, in distinction from mercury solidified or in a state of vapor.
(a.) Flowing or sounding smoothly or without abrupt transitions or harsh tones.
(a.) Pronounced without any jar or harshness; smooth; as, l and r are liquid letters.
(a.) Fluid and transparent; as, the liquid air.
(a.) Clear; definite in terms or amount.
(n.) A substance whose parts change their relative position on the slightest pressure, and therefore retain no definite form; any substance in the state of liquidity; a fluid that is not aeriform.
(n.) A letter which has a smooth, flowing sound, or which flows smoothly after a mute; as, l and r, in bla, bra. M and n also are called liquids.
Example Sentences:
(1) All of the strains examined were motile and hemolytic and produced lipase and liquid gelatin.
(2) Previous attempts to purify this enzyme from the liquid endosperm of kernels of Zea mays (sweet corn) were not entirely successful owing to the lability of partially purified preparations during column chromatography.
(3) We have investigated a physiological role of endogenous insulin on exocrine pancreatic secretion stimulated by a liquid meal as well as exogenous secretin and cholecystokinin octapeptide (CCK-8) in conscious rats.
(4) Glycosyl ceramide concentration was determined by gas-liquid chromatography of the trimethylsilyl ethers of the methyl glycosides.
(5) A sensitive, selective and easy to use high-performance liquid chromatographic method for the determination of cicletanide, a new diuretic, in plasma, red blood cells, urine and saliva is described.
(6) A conventional liquid chromatograph with a low capacity column and a conductimetric detector is used to analyze aerosols of Cl-, Br-, NO-3 and SO=4 with good results.
(7) To further characterize the molecular forms of GnRH in each species, the extracts were injected into a high pressure liquid chromatograph (HPLC).
(8) Proliferation of quiescent hematopoietic stem cells, purified by cell sorting and evaluated by spleen colony assay (CFU-S), was investigated by measuring the total cell number and CFU-S content and the DNA histogram at 20 and 48 hours of liquid culture.
(9) High pressure liquid chromatography combined with radioimmunoassay showed marked heterogeneity of SPLI and SLI.
(10) After precipitation of plasma proteins by addition of methanol the samples are injected directly into the liquid chromatographic system.
(11) (2) The treated animals ingested less liquid and solid food than controls.
(12) A rapid method is described for the purification and analysis of synthetic oligonucleotides, based on reversed-phase high-performance liquid chromatography.
(13) Suspensions of isolated insect flight muscle thick filaments were embedded in layers of vitreous ice and visualized in the electron microscope under liquid nitrogen conditions.
(14) These analyses were carried out on unfractionated culture fluids and on fractions obtained by fast protein liquid chromatography separation using Superose 6 gels.
(15) The penetration coefficient, determined by the surface tension, contact angle and viscosity, is a measure of the ability of a liquid to penetrate into a capillary space, such as interproximal regions, gingival pockets and pores.
(16) Between-lot variation exceeded that of within-lot variation in 10 of the 14 liquid antacids for which this variation could be tested.
(17) The principle of the liquid and solid two-phase radioimmunoassay and its application to measuring the concentrations of triiodothyronine and thyroxine of human serum in a single sample at the same time are described in this paper.
(18) The rats were then sacrificed at either one or four hours after the injections and their brains analyzed for monoamine and metabolite content using High Performance Liquid Chromatography with Electrochemical Detection.
(19) It was like watching somebody pouring a blue liquid into a glass, it just began filling up.
(20) [8(-14)C]Inosine monophosphate formed was separated by high-voltage electrophoresis and radioactivity was measured by liquid-scintillation counting.