Thomas®
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Graduated Microcentrifuge Tubes
Thomas®Virgin polypropylene construction Fit 80 well freezer racks Autoclavable Graduated Non-sterile Certified RNase and DNase free Frosted writing area on tubes and caps Freezable to -80°C Thomas microcentrifuge tubes are designed to provide secure, leakproof seals while…
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Ideal for indoor/outdoor use Minimum/maximum memory Temperature range is -58° to 572°F and -50° to 300°C Display Type: 3.5-digit LCD, 1/4" H digits Traceable® Lollipop thermometers are suitable for use indoors or outdoors, in wet labs and virtually all…
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Traceable Precision Sentry™ Digital Thermometers Simultaneously display Min/Max and current temperature Get accurate, reliable measurements with included NIST-traceable calibration Simple—one-key—Min/Max resets Use either the external or internal temperature…
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Ideal for measuring inside diameter, outside diameter and depth Stainless steel or carbon fiber models Zero at any point Switch between inches and millimeters NIST traceable Thomas Traceable digital calipers take length/diameter measurements three ways: outside, inside and…
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These plain form hydrometers are available in a variety of models measuring the relative densities (specific gravity) of oil and petroleum products in various ranges from -1° to 101°API in accordance with the American Petroleum Institute (API) and the American Society of Testing Materials…
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Thomas Methacrylate Cuvettes
Thomas®Disposable Methacrylate Cuvettes Convenient and affordable Save time with no cleaning required Prevents cross-contamination Useable in the range of 285 to 750 nm. Tight dimensional tolerances ensure high reproducibility from package to package. 10 mm path length; 12.5 x 12.5 x 45 mm outside…
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Low Form Zirconium Crucibles
Thomas®Highly resistant to most reagents Soluble in hydrofluoric acid Withstands temperatures up to 900°C Low form crucible is 0.89 mm thick zirconium. Will begin to oxidize with prolonged exposure to air at temperatures above 550°C. Not recommended for use with fluoboric or…
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The most accurate pH Standards available anywhere Certified Reference Material Traceable® Certificate supplied Highest accuracy available Traceable® pH Standards, Certified Reference Materials, are 100% compatible with all instruments and probes. Accuracy for the…
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Nonsterile PTFE Syringe Filters
Thomas®Disposable Syringe Filters featuring: Polypropylene housing Leur-Lok and pressure fitting Convenient color coding system Broad filter material selection Ultrasonically bonded for reliability Polytetrafluoroethylene (PTFE) PTFE membranes are hydrophobic; thus they…
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Polypropylene (PP) and Styrene Acrylonitrile Copolymer (SAN) graduated cylinders have ring-molded graduations at major increments for excellent readability. Blue print models have overprint for added legibility. Class B per DIN 12681.
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Solid State Technology Solid State electrodes have solid, homogeneous sensing elements. They are more rugged and easier to clean than glass or membrane sensors. Polishing strips for the solid state sensors are included with the electrode. Thomas also offers a half-cell version that…
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Thomas High-Accuracy Thermometer
Thomas®New high-accuracy dual thermometers read to 0.01 degrees while monitoring temperatures in refrigerator and freezer simultaneously or two refrigerator locations. Its temperature-buffered bottle sensor insulates and eliminates rapid temperature changes when refrigerator door is opened. A patented…
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Shockproof, pocket size thermometer is ideal for lab, plant, and field use New microchip design Type-K probe supplied -50 to 750°C or -58 to 1382°F New microchip design provides ultra low cost unit. Wide-range, fast-response, and one-switch operation make it the…
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Thomas Medicine Droppers
Thomas®Made of glass Delivers water in uniform drops weighing 45 to 55 mg, as specified in “United States Pharmacopoeia” Outside diameter at tip approximately 3 mm Overall length 127 mm, including 1951F15 rubber bulb
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Class 10 Clean Room Industrial Blue Polyurethane High Bench Height Stool in Chrome is adjustable from 23.5-33.5 inches from the top of the seat to the floor and features 360-degree, all-around control, chrome adjustable foot ring, and cast-aluminum base with stationary, non-marring glides suitable…
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Grade A Glass Microfiber Filters
Thomas®Depth filtration glass micro fiber GRADE A - Fine porosity, fast flow rate, with a 1.6µm size particle retention. Frequently used in the filtration of precipitated proteins and cells. Ideally suited for use as a filter for radioimmuno assay of weak beta emitters by scintillation…
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Depth Filtration Glass Micro Fiber GRADE D - Coarse porosity, fast flow rate, with a 2.7 µm size particle retention. Well suited for higher volume and repetitive laboratory filtering. Also ideally used as a general pre-filter to extend primary filter life. Binderless borosilicate glass…
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For liquids lighter than water Models 6025F10 through F20 are for testing small quantities Models 6025C10 through C25 require a cylinder 340 x 38 mm diameter and approximately 250 mL of liquid for submersion. Models 6025F10 through F20 require a cylinder 150 mm deep x 25 mm i.d. and…
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Accurately measures temperature in freezers, refrigerators, incubators, water baths and heating blocks Enclosed “temperature buffered” sensor Range: -50 to 70°C (-58 to 158°F) Resolution: 1°C; accuracy: ±1°C Glycol bottle insulates sensor from…
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Brushes remove static charges, resulting in the adhesion of particles such as dust to an object Soft hair brush designs prevents scratching Ideal for dusting balances, cuvettes, microscope slides, optics and instrument/computer screens Removes static as it brushes Conductive composite handle …
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Minimum working capacity as shown in listings Cell bodies are of fused-wall construction. Matched sets are supplied in cushioned storage box. Includes Teflon® cover. 8491M18 cells require 8494J20 adapter to accommodate cells in standard cell carrier.
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Special 2 x 3 inch size (6686K20) Thickness 1.10-1.30 mm Washed, with plain edges Clinical grade Special 3 1/4 x 4 inch size (6686M20) Thickness 1.10-1.30 mm Washed, with plain cut edges Clinical grade
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Thomas Petri Dishes
Thomas®Used with a 47-mm diameter filter, with or without pad Less than 1% moisture loss at 35°C (95°F) over a 24-hour period Unique leg design leaves space between dishes for even temperature distribution during incubation Optically clear polystyrene, gamma radiation sterilized …
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Our ergonomic vinyl upholstered chairs adjust to fit most body types and workstations. Optional 6-way adjustable arm rests support a variety of arm placements for proper ergonomics. Additional ergonomic benefits include a contoured waterfall seat cushion and an adjustable back rest with lumbar…
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Traceable® Metal Thermometer
Thomas®Reports MIN/MAX temperatures achieved during dishwashing cycle Monitors temperatures for proper cleaning Water-resistant and metal construction are ideal for food, wet labs, outdoors Perfect for Dishwashers and Wet Environments Thermometer reports the maximum…
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Class 10 Clean Room Industrial Blue Polyurethane Medium Bench Height Stool in Chrome is adjustable from 19.25-27 inches from the top of the seat to the floor and features 360-degree, all-around control and cast-aluminum base with stationary, non-marring glides suitable for hard floors in chemical,…
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Glass microfiber filters offered in this product range are produced from 100% borosilicate glass microfiber without the use of binders or strengthening agents. These filters offer many advantages in a wide range of analytical applications. The fibers used to manufacture these depth filters are…
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Vinyl-covered paper tapes, backed with self-sticking, bacteriostatic adhesive Can be marked with pencil, pen or ball-point; helpful for coding of samples, etc. Tape adheres to glass, metals, polyethylene, Teflon®, wax, rubber, paper and cloth Can withstand temperatures from -55° to 120°C …
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Cetamine Test Kits
Thomas®This is a method for the determination of Cetamine Filming Amines (CFA) in boiler water, boiler feed water, condensate and other systems. In acidic solution CFA form a pink colored complex with Rose Bengale that is color stable for 1 hour. The extinction of the pink complex is measured against a…
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Nonsterile GF Syringe Filters
Thomas®Disposable Syringe Filters featuring: Polypropylene housing Leur-Lok and pressure fitting Convenient color coding system Broad filter material selection Ultrasonically bonded for reliability Glass Fiber (GF) For viscose solutions or for turbid liquids. Ideal for use…
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Spectrofluorometer Cells With polished bottom for excitation through floor of cell Minimum working capacity 3 mL Cells can also be used for absorption measurements through 10 mm light path Cells have all four sides and bottom polished; 8429N30 furnished with Teflon cover, N19…