Viscometers

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Lab viscometers are essential tools for determining the viscosity of liquids, a key factor in product quality and performance across various industries. This category includes a range of instruments designed to measure viscosity with precision and ease. The Bostwick consistometer, offers a simple yet effective method for measuring viscous materials' consistency and flow rate. Standard viscometers provide accurate viscosity readings, which is essential in quality control and research. Viscosity cups, another key product, allow for quick, on-site viscosity assessments, enhancing efficiency and workflow in various applications. This category features specialized equipment like the standard spindle for rotational viscometry and removable viscometer holders for flexible, easy-to-use setups. Carefully designed to measure specific viscosity levels, including capillary to kinematic methods. Viscometers, from the basic Bostwick consistometer to advanced kinematic viscometers, ensure product consistency and quality. Their range and versatility make them a must-have in any laboratory aiming to enhance its research capabilities and product development processes.

Also available at Thomas Scientific – glass viscometers, constant temperature bath viscometers, and viscosity standards.

Viscometers

Products (35)

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  • Bostwick Consistometer

    The Bostwick Consistometer is produced by CSC Scientific Company, Inc. It is a preferred instrument for checking production samples against consistency and flow rate standards. The Bostwick is a workhorse in Food Processing, Paint Manufacturing, Cosmetics Production and Chemical Operations....

  • ROTAVISC Complete Viscometers

    The new ROTAVISC series determines the viscosity of liquids in all areas of application ranging from the laboratory to quality control. The four devices measure in different viscosity ranges. Regardless of a simple or demanding viscosity measurement - the ROTAVISC delivers rapid and accurate...

  • CT-500 And CT-518 Constant Temperature Baths

    CT-500 Temperature range 20° to 100°C Easy temperature setting Precise solid state temperature control within 0.01°C Multiple safety features The top cover contains seven round holes 51 mm (2") in diameter. Each unit maintains accurate temperature control of 0.01°C within the range of 20° to...

  • TE-3000 Constant (Low) Temperature Bath

    For glass capillary viscometers and other instruments requiring precise low temperature control All-digital, LCD displayed, microprocessor-controlled temperature regulation; Cooled thermoelectrically (solid state heat pump) Temperature range: -30°C to +30°C °C/°F selectable operation...

  • BS/U/M Miniature U-Tube

    Cannon Instrument

    Calibrated viscometers For measuring kinematic viscosity of transparent Newtonian liquids Meets ASTM D 445 and ISO 3104 Precision: ±0.2% Specifications conform to ASTM D 446 and ISO 3105. Minimum sample volume: 2 mL. Requires liquid bath depth of 230 mm (9"). Includes certificate of calibration...

  • BS/U Tube Viscometers

    Cannon Instrument

    Calibrated viscometers For measuring kinematic viscosity of transparent Newtonian liquids Meets ASTM D 445 and ISO 3104 Specifications conform to ASTM D 446 and ISO 3105. Precision: ±0.2%. Minimum sample volume: 7 mL in sizes A to C; 12 mL in sizes D to F ; 23 mL in sizes G and H. Requires liquid...

  • BS/IP/SL Suspended Level Viscometer

    Calibrated viscometers For measuring kinematic viscosity of transparent Newtonian liquids Meets ASTM D 445 and ISO 3104 Specifications conform to ASTM D 446 and ISO 3105 Precision: ±0.2% Minimum sample volume: 11 mL. Requires liquid bath depth of 250 mm (10”). Includes certificate of...

  • Bath Oil, 6-Gallon Container

    Contains an oxidation inhibitor which reduces tendency to darken at higher temperatures For use below 135°C (275°F) For higher temperature requirements, see Thomas number 6428R25.

  • Cannon-Manning Vacuum, Cannon CMVC Series Viscometers

    Calibrated viscometers For measurement of viscosity of highly viscous materials such as asphalt cement at 140°F Meets ASTM Standard D 2171 Applicable to materials with viscosity range of 0.036 to 80,000 poise. Vacuum of 300 mm Hg is applied to small arm with timing bulbs; two bulbs are...

  • Cannon-Manning Semi-Micro, Cannon CMSMC Series Viscometers

    Calibrated Viscometers For measurement of kinematic viscosity of small samples of transparent Newtonian liquids, particularly petroleum products or lubricants Meets ASTM D 445 requirements Precision: ±0.2% Specifications conform with ASTM Standard D 446. Minimum sample volume: 1.0 mL. Sizes...

  • CT-2000 Constant Temperature Bath

    Microprocessor controlled temperature regulation from 10 to 150°C Conforms to ASTM D 445 Built-in platinum resistance thermometer On-screen temperature monitoring RS 232 and RS 485 communication ports A keypad permits temperature selection to two decimal places. Thermometer continuously monitors...

  • Cannon-Ubbelohde, CUU And CUC Series Viscometers

    Uncalibrated and Calibrated Viscometers Suspended level viscometer for measurement of kinematic viscosity of transparent Newtonian liquids Also used for evaluating jet fuels and hydraulic fluids Meets ASTM D 445 and D 446, as well as ISO 3104 and 3105 requirements Suitable for use at temperatures...

  • Rotational Viscometer

    ViscoQC 100 is designed to bring simplicity to your daily operation for single-point viscosity determination. Unrivaled user experience is ensured by its automatic spindle detection with magnetic coupling. Save your time when searching a speed to measure an unknown sample, as ViscoQC 100...

  • EZ Viscosity Cups

    EZ=Equivalent Zahn; 3% Guaranteed tolerance; complies with and exceeds ASTM D 4212 All stainless steel cup and handle Oil used to standardize EZ Cups is produced in accordance with ISO 9002 The EZ cup formula for each cup of the series matches the applicable ASTM formula in D 4212 at the recommended...

  • StrataVac 775i

    DigiVac™

    Ideal for industrial and laboratory applications that require rough vacuum measurement. *Rugged design for harsh applications | 316 stainless steel only wetted material in sensor. *Isolated and hermetically-sealed sensor to prevent contamination from system *Allows for recording and data capture via...

  • Thomas Zahn Signature Series S90 Viscosity Cups

    Made of polished stainless steel Looped handle and finger ring Calibrated with Cannon viscosity standards traceable to NIST; Cannon standards are produced in accordance with ISO 90002 Each cup is furnished with the mathematical formula for calculating the viscosity in centistokes using efflux time...

  • Rotational viscometer with touchscreen

    Developed for a wide range of applications, ViscoQC 300 ensures the quality of your substance – from almost any fluid to semi-solid samples – by delivering fully traceable viscosity results with a Peltier device for the most precise sample temperature control – right at your...

  • Viscometer

    A&D Weighing

    Viscometer with revolutionary range & technology - Redefining standard viscosity determination. Advanced vibrating tuning fork technology works on a wide range of Newtonian Fluids. Provide fast accurate results and it is simple to use. Advanced benefits in difficult sample with low & high...

  • BM Series Constant Temperature Water Baths

    Large capacity 5L constant temperature water bath with internal diameter of f240 mm. Designed with flat-shaped bath with no heater or sensor inside for ease in cleaning. Temperature range: ambient +10~90°C. 100-115V. Large capacity 5L constant temperature water bath with internal diameter of...

  • Ford Viscosity Cups

    For both laboratory and field use Aluminum cup and brass orifice Calibrated cups are calibrated to within 2% accuracy Ideal for measuring low viscosity liquids Results are expressed as time in seconds for the liquid to flow through the orifice until the first break in the efflux stream. Time in...

  • Cannon-Ubbelohde UBU And UBC Series

    Uncalibrated and Calibrated Viscometers Measure kinematic viscosity of transparent Newtonian liquids by suspended level principle Meets ASTM D 445 and D 446 and ISO 3104 and 3105 requirements. Precision: ±0.2% Similar to Cannon-Ubbelohde but less rugged in design. Includes instruction sheet....

  • Zahn Cup Viscometers

    Quickly measures the viscosity of liquids such as paint, lacquer, varnish, syrup and oil Compact and easy to use Rapid results Inexpensive Boekel cup type viscometers measure viscosity in the 18 to 1725 centistokes range in 90 seconds or less. Five cups are available differing only in the size of...

  • Removable Viscometer Holders

    All Cannon viscometer holders are designed to fit holes 51 mm (2 in.) in diameter. Rubber holders are made of neoprene rubber.  Plastic holders hold the viscometer firmly with a spring clip.  Metal holders are constructed of chrome-plated machined brass.  A handle permits...

  • Bubble Viscometers

    Yields accurate kinematic viscosity data quickly and easily using the Alphabetical Comparison Method (upward speed of a trapped air bubble) Conforms to ASTM D 1131, D 1545 and D 1725 Standard tubes easily identified by large letters Quick and easy cleaning Viscosity of the liquid sealed in each...

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