pycnometer

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pyc·nom·e·ter

(pĭk-nŏm′ĭ-tər)

A standard vessel used in measuring the density or specific gravity of materials.

[Greek puknos, dense + -meter.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

pycnometer

(pɪkˈnɒmɪtə)

(Chemistry) a small glass bottle of known volume for determining the relative density of liquids and solids by weighing

Also: pyknometer

pycnometric adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

pyc•nom•e•ter

(pɪkˈnɒm ɪ tər)

n.

a container used for determining the density of a liquid or powder.

[1880–85; < Greek pykn(ós) dense]

pycnometer

a container for measuring the density of liquids or solids.

See also: Instruments

Translations

picnómetro

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References in periodicals archive ?

The volume of PE solid walls and closed cells in a sample [V.sub.m] was measured using a gas pycnometer (AccuPycII, Shimadzu, Kyoto, Japan) under nitrogen environment and porosity was calculated by Eq.

Study Oil/Water Separation Property of PE Foam and its Improvement by in situ Synthesis of Zeolitic-Imidazolate Framework (ZIF-8)

Being: Vs: total volume displaced by sample (mL), Ws: sample weight (g), Wp: weight of the empty pycnometer (g), Wpt: weight of the pycnometer filled with toluene (g), Wps: weight of the empty pycnometer with sample (g), Wpts: weight of the pycnometer filled with sample and toluene (g), [[rho].sub.tol (20[grados]C)] toluene density at 20[grados]C=0.8623 g/mL [15].

Determination of the physical properties of fermented and dried Venezuelan Trinitrio cocoa beans (Theobroma cacao L.)/Determinacion de las Propiedades Fisicas de Habas Fermentadas y Secas de Cacao Trinitario Venezolano (Theobroma cacao L.)

True volume of the samples (excluding pore volume) was measured using a pycnometer (Model Manual Multi-pycnometer; Qunatachrome, Florida, USA) using the fluid (nitrogen) displacement method.

Effect of Different Hydrothermal Treatments (Steam and Hot Compressed Water) on Physical Properties and Drying Behavior of Yellow-Poplar (Liriodendron tulipifera)

The fuel densities were measured using a 25 ml capillary-stoppered pycnometer, with two replicates per sample.

Limitations of Monoolein in Simulating Water-in-Fuel Characteristics of EN590 Diesel Containing Biodiesel in Water Separation Testing

The density was determined using a pycnometer of 25 ml, viscosity using the outflow velocity of fluids in capillary tubes at 40[degrees] C, the AV and PV by volumetric titrations and the FP using open device or the Marcusson flashpoint apparatus.

The Effectiveness of Natural and Synthetic Antioxidant Additives on the Oxidation Stability of Biodiesel Synthesized from Fresh and Waste Sunflower Oil

General physical and chemical properties were evaluated that included density (by pycnometer) using the standard IUPAC method 2.101, kinematic viscosity following ASTM method D445, while iodine value (Wij's method), refractive index (Abbe's refractometer), free fatty acid content (FFA %) and saponification number were determined following standard AOCS methods Cd 1-25, Cc 7-25, Ca 5a-40 and Cd 3-25, respectively.

Production of Biodiesel by Ultrasonic-Assisted Methanolysis of Cantaloupe Seed Oil and its Optimization by Taguchi Method

With the pycnometer method as per standard ASTM D854, the specific gravity ([G.sub.s]) of the tailings was obtained:

Temperature Effects on Rheological Properties of Fresh Thickened Copper Tailings that Contain Cement

Standard test methods for specific gravity of soild solids by water pycnometer, West Conshohocken, PA, 2010.

Cambio en las propiedades geotecnicas de un suelo sometido a ignicion en laboratorio/Change in Geotechnical Properties of a Soil Subject to Laboratory Ignition/Mudancas nas propriedades geotecnicas de um solo submetido a ignicao em laboratorio

The densities of the cured samples were determined in a pycnometer at 25[degrees]C, using water as the medium.

Green LED as an Effective Light Source for Curing Acrylate-Based Dental Resins in Combination with Irgacure 784

where [[rho].sub.Solid] is the solid density of the material (measured by He pycnometer method in equivalent crushed samples).

Porogenic Behavior of Water in High-Alumina Castahle Structures

[14] ASTM, "Standard test methods for specific gravity of soil solids by water pycnometer: D854-02," in Annual Book of ASTM Standards, ASTM International, West Conshohocken, PA, USA, 2002.