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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • Dimensions: 152mm (6" x 6"). Packed in a sealed bag with 3 inner bags that can be resealed. Each bag holds 12 squares. Sterile, 100% cotton material Highly porous, twill-lined velveteen squares Use to easily and rapidly reproduce cell colonies Choose white or black…

  • The C-Chip disposable hemocytometer is used for manual cell counting. In research settings, it helps to determine cell concentration prior to cell passage, or to assess cell viability following drug treatment; cell counting solution is essential. Obtaining accurate cell counts can be critical when…

  • The 1 and 2 counting units have a range of 0 – 999 with a single reset knob. The 2 counter unit has removable tabs for top identification. The 5 and 8 counting units record up to 999. The last unit without a key on the right is the totalizing unit which records the total number of…

  • Similar to 5971C10 Chamber, but for platelet count using phase microscope Without concavity beneath the rulings. No. 1 1/2 cover glass, 22 x 30 mm, should be used. Cover glass not furnished, see Thomas number 1208Q35.

  • Hemacytometer Bright Line

    Hausser Scientific

    The Bright-Line Hemacytometer is molded from a single piece of thermal and shock-resistant glass. An H-shaped moat forms two counting areas, or plateaus. A "V" slash at the loading side of each plateau facilitates charing and reduces the possibility of overflow into the moat. Each plateau…

  • Colony Counter

    Stuart (Cole-Parmer)

    Pressure sensitive counting Average count facility Bright white energy saving LED lighting With BioCote antimicrobial protection Audible count confirmation Choice of light or dark background Connectivity to printer or computer Touch pressure with felt tip marker on petri…

  • Hemacytometer

    LW Scientific

    Our hemacytometer is specially designed for counting erythrocytes and leukocytes. Double rulings are visible through a wide range of illumination. Neubauer rulings are 0.1mm below cover glass. The H-shaped moat offers two counting areas. Fused rhodium on glass provides distinct lines. High…

  • Diffcount™ III Compact keyboard with “soft-touch” keys Provides fast counts with much less fatigue All entries register with audible clicks With count correction All counting channels and total count are simultaneously displayed with larger digits on…

  • Hausser Hy-Lite Kit

    Hausser Scientific

    Includes Thomas number 5971C10 Counting Chamber with double improved Neubauer ruling, two 20 x 26 mm cover glasses and two Thomas diluting pipets, one for red and one for white cells

  • Traditionally differential counters have been manual "gear and lever" machines, and many lab techs are accustomed to the feel of the levered keys. LW Scientific offers both 5-key and 8-key manual counters for those traditional techs to count Baso, Eosin, Myelo, Juven, Stab, Seg,…

  • Digital Hand Tally

    Compass Instruments

    Finger ring for comfortable fit Registers to 9999; also has zero reset knob

  • Mold Counting Chamber

    Hausser Scientific

    For counting molds in tomato products and mold mycelia in butter and cream, etc. Glass slide is of one piece construction 75 x 35 mm, has raised central section 15 x 20 mm which provides a cell of 0.1 mm depth when a cover glass is placed in position Two parallel lines 1.382 mm apart…

  • Scienceware® Replica-Plating Device

    Bel-Art - SP Scienceware

    Low-Cost, Accurate Method of Colony Replication Utilizes a locking ring which secures sterile velveteen squares onto a PVC cylinder for easy control of the plating device. To produce replicas, the Petri dish carrying microbial colonies is inverted and lowered onto the cloth surface, then…

  • Reichert, Dark Field Standard Colony Counter Provides even glare-free illumination of round or square Petri dishes Contrasted against the dark field background colonies are bright and readily distinguished from other structures in the agar A highly polished, annular reflector…

  • Counting Slide

    Thomas®

    Consists of a shallow glass cell, 17.9 mm diameter x 0.4 deep, provided with two charging channels, 2 mm wide x 5 mm long For counting smaller plankters, use 43X dry objectives of approximately 0.65 n.a. and 4 mm e.f. See C.M. Palmer and T.E. Maloney. American Society of Limnology and…

  • For obtaining counts automatically as percentage Wide steel base plate for desk or benchtop mounting Color-coded buttons All counters and totalizers register to 999 Quickly and accurately obtain differential blood cell, bone marrow, chamber and other laboratory counts. Locking totalizers…

  • Sedgwick-Rafter Cell

    Hausser Scientific

    All-glass Whipple counting cell In accordance with APHA Standard Methods for the Examination of Water and Wastewater, 15th Ed. (1980) Method 1002F Cell, 50 mm x 20 mm x 1 mm deep, is formed by four matte-surfaced strips cemented to 76 x 34 mm slide Overall thickness 3.5 mm. With one…

  • Modification of the Fuchs-Rosenthal counting chamber Designed for rapid, direct counts of eosinophil cells in peripheral blood for the assay of adrenal cortical hormone level in clinical experiments and for use in the administration of ACTH for the treatment of arthritis Chamber is 0.2 mm…

  • Applications: Cell counts in cerebrospinal fluid (CSF), rare cells Blood analysis (Hematology): Blood cell counting Cell culture: Cell concentration measurement, Cell viability test Microbiology: Fungal spores counting Calculation The full grid on a hemocytometer…

  • Scienceware® Mini Light Box II

    Bel-Art - SP Scienceware

    Compact and Lightweight Offers a color corrected fluorescent viewing surface (4-3/4" x 3-3/4") that is ideal for checking slides, plates, mini-gels, Petri dishes or X-ray films. CE marked. Operates with 4 "AA" batteries (not included) or with an adapter…

  • Used for blood cell and corpuscle counts or wherever double counting is required Two registers each registers to 9999 Large, rectangular pushbuttons and zero reset knob on both sides Pushbuttons for the two independent registers are color-coded, and both sides are reset…

  • eCount™ Handheld Colony Counter

    Heathrow Scientific

    The eCount is a simple to use colony counter for counting cells inmicrobiology applications or tissue culture. This unit combines a multifunctionelectronic counter with a Sharpie® pen for counting and markingto prevent missing or double-counting colonies in a Petri dish. US Patent No.…

  • Weighs less than an ounce Easy to read LCD Counts to 99,999 Fail-safe reset Key-Chain/Wrist-Strap/Carabiner Digital Counter is designed for ease-of-use and fail-safe counting. Features include display count to 99,999, two year constant use battery, water-resistant, O-ring-sealed with…

  • Reichert,dark field counter with electronic register Similar to 3298A80 but with built-in electronic register that is operated by needle- point probe or push button counter Reset bar provides immediate zeroing of the five-digit counter Sparse colonies can be counted rapidly using…

  • Dark-Line Etched Hemacytometer

    Hausser Scientific

    The Dark-Line Hemacytometer is of one piece construction, ensuring long term durability and accuracy. An H-shaped moat forms two counting areas, or plateaus. A "V" slash at the loading side of each plateau facilitates charing and reduces the possibility of overflow into the moat. Each…

  • Scienceware® Colony Counter

    Bel-Art - SP Scienceware

    A cost effective and accurate way to count colonies of bacteria or other microorganisms grown on an agar plate. This hand-held, simple to operate device marks, counts, and gives an audible and visual alert each time a count is registered. The lightweight, pen-style design reduces the likelihood of…

  • Hand Tally Counter

    Heathrow Scientific

    Features a quick-reset knob, lens for easy reading, and finger ring for a secure grip. Use for counting blood cells, bacterial colonies, drops of liquid, or any repetitive event. Tallies up to 9999. Sturdy, chrome-finished metal construction. Measures 46 mm dia x 41 mm W.

  • Colony Counter for White Light and Fluorescent Colonies The innovative, compact design provides automated, fast and accurate colony counting capabilities. The high resolution digital color camera is specifically designed to capture white light and fluorescent marked colonies and a wide array…

  • Hausser Hy-Lite Hemacytometers

    Hausser Scientific

    Semi-transparent layer of rhodium, which is fused into the polished surface of the counting areas Light transmission is controlled between 29 and 32% Cover glasses, which are supported by four small, matte surfaces opposite the rulings Slide, which is provided with chamber charging…

  • Will accept any size dish up to 150 mm in diameter Curved mirror with a 3x magnification Tilting round magnification mirror can be rotated to the angle of choice for viewing. Useful in visualizing the contents of 96 well micro titer plates for color changes.

  • EMS Sedgewick-Rafter Counting Cells

    Electron Microscopy Sciences

    Intended for use with standard or inverted compound microscopes at low magnifications. Intended for use with standard or inverted compound microscopes at low magnifications. Cat. #63509-02 features a millimeter square grid, providing the ability to extrapolate the number of zooplankton, thus…

  • Used to accurately and quickly count pendulum swings, bacteria colonies, drops from pipettes, alpha particles, etc. Tallies up to 9999 by one, quickly resets to zero. Mounted in round 2" (51mm) diameter chrome plated case with finger ring.

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