(n.) A lotion made by mixing calomel and lime water.
(n.) A wash that blackens, as opposed to whitewash; hence, figuratively, calumny.
Example Sentences:
(1) If Charlotte slagged off Austen - her only real rival in the canon of superb, sex-starved writers - what would she have made of Gaskell's blackwash?
Calomel
Definition:
(n.) Mild chloride of mercury, Hg2Cl2, a heavy, white or yellowish white substance, insoluble and tasteless, much used in medicine as a mercurial and purgative; mercurous chloride. It occurs native as the mineral horn quicksilver.
Example Sentences:
(1) The end pool voltage-clamp circuits serve to minimize net current flow between the end pools and center pool, and employ stable, low-impedance calomel electrodes to monitor the potentials of the end and center pools.
(2) The residue of the ethyl acetate extract is dissolved in 0.1 N NaOH and analyzed by differential pulse polarography for the reduction of the nitro group at approximately -0.600 v versus the saturated calomel electrode.
(3) Pd measurement used a rectal perfused probe and a subcutaneous needle both connected, via agar-KCl bridges, to calomel electrodes and a millivoltmeter.
(4) The outputs from these electrodes fed through calomel cells were amplified and recorded directly by using an Electronics for Medicine photorecorder (White Plains, N.
(5) Recordings of electrical responses were made via a pair of calomel electrodes, in contact with woollen wicks extending from chambers 1 and 3, leading to a preamplifier linked to a cathode ray oscilloscope and a potentiometric pen recorder.
(6) The method is based on the experimental fact that the short-circuit current of the electric cell composed of an electrode with hydrogenase and methylviologen as the mediator of H2-H+ equilibrium and a saturated calomel electrode as the counter electrode, is practically proportional to the amount of hydrogenase in the cell.
(7) The course of the titration is followed potentiometrically with a glass and calomel electrode coupled and recorded automatically with a suitable registration potentiometer.
(8) Menadione is determined in the extract, which does not require further cleanup, using reversed-phase high-performance liquid chromatography (HPLC) with reductive mode electrochemical detection at a silver electrode at -0.75 V vs. calomel.
(9) The measurement was conducted using ferrocenylmethanol as a mediator in a stirred solution at 0.20 V versus a saturated calomel electrode.
(10) A method for determining free Ca2+-ions in the erythrocyte is described, using a commercially available ORION-Ca-electrode and calomel reference electrode assembly, where changes in free Ca2+-ion concentration upon addition of 0.01% digitonin could be measured.
(11) poly(G), poly(A, G, U) and DNA yield an anodic peak of guanine in the vicinity of a potential of -0.3 V (against a saturated calomel electrode).
(12) Bismuth gives a well-defined, diffusion-controlled cathodic wave in 1 M HCl with a half wave potential of -0.21 V with reference to a saturated calomel electrode.
(13) These currents drop sharply at potentials where tetrabutylammonium ions are desorbed, these potentials being -1.60, -1.66, -1.72, and -1.79 V versus the saturated calomel electrode (SCE) at tetrabutyla-mmonium concentrations of 0.1, 0.25, 1, and 5 mM, respectively.
(14) It was found that DNA and its adducts with antitumour active cis-diammine-dichloroplatinum(II) (cis-DDP) on the one hand and antitumour inactive trans-diamminedichloroplatinum(II) (trans-DDP) and diethylenetriaminechloroplatinum(II) chloride (dien-Pt) on the other were unwound due to their adsorption on the negatively charged mercury surface polarized to the potentials of a narrow region around -1.2 V (vs. saturated calomel electrode).
(15) A polarographic signal at - 1.9 V (against a saturated-calomel electrode as a reference) is present in extracts of rapidly proliferating animal and plant tissues of normal and cancerous origin.
(16) It was shown that synthetic polynucleotides containing guanine display in cyclic voltammetry (CV) an anodic peak close to -0.3 V (against a saturated calomel electrode).
(17) Studies have been performed on changes in the activity of hydrolytic enzymes in spinal cord following a toxic action of calomel.
(18) The redox potentials of L-cell cultures reflected the pO(2) levels in the medium and ranged from -45 to +160 mv (versus calomel reference) for O(2) values ranging from 2 to 20% dissolved oxygen tension.
(19) The PC monolayer was formedon 145 mM KCL in a teflon trough and the surface change was measured by means of a Kiethley electrometer, with the high impedence output connected to an Americium 241 air electrode and the low impedence output to a calomel reference electrode.
(20) The sulfide electrode assay makes use of sulfide and calomel electrodes attached to a signal buffer which serves as an impedance match.