Measurement

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  • Analytical Weight Box

    United Scientific Supplies

    Weights are made of brass, with nickel plated surfaces. All weights are carefully tested and calibrated. Analytical Weight Box contains a total of 9 weights from 1 to 100 grams, in polished wooden box, with fractional weights, rider and forceps.

  • Plastic-Backed Thermometer

    United Scientific Supplies

    Glass thermometer with red Toluene solution is mounted on a plastic backing card. Range is -40° to +50°C .

  • Pendulum Balls

    United Scientific Supplies

    These drilled balls are excellent for use as pendulum bobs or in impact and collision experiments. All drilled balls feature 3mm countersunk holes so pendulum cord knots can be recessed.

  • Spherometer

    United Scientific Supplies

    A fine instrument for determining the radius of curvature of spherical surfaces such as mirrors and lenses. Its micrometer screw is graduated to measure displacement as small as 0.01mm. The instrument has two brass plates and three steel legs. A flat glass plate is provided for support while…

  • Spring Scales

    United Scientific Supplies

    These Spring Scales come in a clear plastic case, metal pointer, spring, suspension ring, and load hook. Scales are calibrated in Grams, Newtons, or both, with zero adjustment. Other prices are available; call for prices.

  • Aluminum Slotted Weight Set

    United Scientific Supplies

    Includes a 50g aluminum hanger and 12 aluminum weights, 9 x 20g, 1 x 10g, and 2 x 5g.

  • Digital Stopwatch

    United Scientific Supplies

    Featured displays of this electronic alarm stopwatch include time (hours-minutes-seconds, with 12 or 24 hour mode option), calendar, 24-hour stopwatch, alarm, hourly chime, 1/100 second chronograph, split time, and total time. It is lightweight, easy to operate, ad comes complete with battery and…

  • Spring Scales, Clear Plastic

    United Scientific Supplies

    These spring scales feature a clear plastic tube design, and are color-coded. A zero adjustment screw is provided at the top. Overall length approx.7".

  • Deluxe Slotted Weight Set

    United Scientific Supplies

    Deluxe slotted weight set with rack, 8 weights, brass. Includes 1x500g, 2x200g, 1x100g, 1x50g, 2x20g, 1x10g, rack. Deluxe slotted weight set with rack, 10 weights. Deluxe slotted weight set with rack, 12 weights, brass/aluminum. Includes 1x500g, 2x200g, 1x100g, 1x50g, 20g, 1x10g, 1x5g,…

  • Hexagonal Masses

    United Scientific Supplies

    Accurate, non-rolling hexagonal masses are made of steel, and feature a durable black oxidized finish. Available in both customary and metric sizes.

  • Hexagonal Mass Sets

    United Scientific Supplies

    These weight sets include accurate, non-rolling hexagonal masses made of steel, and feature a durable black oxidized finish. Sets are supplied in sturdy cardboard boxes. Metric Weight Set includes two each of 5g, 10g, 20g, 50g, and 200g masses,

  • Spark Timer

    United Scientific Supplies

    Spark timer is used for measuring velocity and acceleration of falling or moving objects. When the tape is pulled through the timer a spark is created which burns tiny dots in the tape at a precise and same interval. The faster the tape is pulled through the timer the larger the distance…

  • Sling Psychrometer

    United Scientific Supplies

    Use this simple apparatus to measure relative humidity. Includes two plastic-backed Celsius thermometers, one for dry bulb measurements and the other for wet bulb measurements. The thermometers mount on a wooden handle so they can be spun to obtain tem

  • Chalkboard Drawing Instruments

    United Scientific Supplies

    Durable, lightweight plastic instruments, designed for whiteboards/chalkboards. Triangles, protractor, and ruler are made of white polystyrene and feature handles for ease of use. Compass is made of clear acrylic, and accomodates most dry erase and magic markers. Triangle, 45 degree, 23" base, 16" sides.

  • Sextant, Brass

    United Scientific Supplies

    Designed for beginners as well as experienced navigators, this sextant features an adjustable index mirror, index, and horizon shades. Durable brass construction, and features like more expensive models make this a great value Weighs only 0.75 lbs. An instruction sheet is included.

  • Stainless Steel Vernier Caliper

    United Scientific Supplies

    Economical stainless steel Vernier calipers with 125mm/5 inch capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeters and 1/16".

  • Assorted Balls for Physics

    GSC International, Inc.

    Balls sold individually and in a variety of sets. Choose from aluminum, brass, copper, cork, glass, lead, steel, wood, and zinc. Sizes include 19mm and 25mm. Pick from one of the following styles: drilled center hole, solid, and with hooks. Ball sets include: 42003-19: 19mm diameter with…

  • Weight Set, Hoooked Brass, Set of 9

    United Scientific Supplies

    These weights feature flat countersunk bottoms, with a double-ended hooked rod through the middle. They can be used on balance pans, as well as hooked in tandem for lever arm studies. Set of 9 weights consisting of 1 each 10g, 50g, 500g, 1000g, and 2 each 20g, 200gram weights. Weights are made of…

  • Weight Set, 1-100 grams, SS

    United Scientific Supplies

    Good quality weight set contains 9 weights (1 each of 1g, 5g, 10g, 50g, and 100 g sizes, and 2 each 2 g and 20g sizes) plus a set of 1 to 500 mg fractional weights and a 5 mg rider and forceps, in a wooden storage box. Weights are made of polished stainless steel and each weight is inscribed with…

  • Rectangular Plastic Box with Rider/Forceps

    United Scientific Supplies

    Includes 1 each of 1, 5, 10, 50, 100, and 500 mg weights, and 2 each of 2, 20, and 200 mg weights. Rectangular plastic box with rider and forceps.

  • Half Meter Stick

    United Scientific Supplies

    Hardwood half meter stick for use with our Demonstration Balance Support or other laboratory measurement activities.

  • Precision Measuring Set

    United Scientific Supplies

    This measuring set contains four high quality instruments-a 0-25 x 0.01 MM micrometer caliper, a 90 degree knife edge square, a 150 x 0.05 MM vernier caliper, and a 150 MM steel ruler. All of these are housed in a sturdy plastic storage case.

  • Micrometer

    United Scientific Supplies

    Introductory level metric micrometer graduated to read up to 25mm in 0.01mm division. Comes in a plastic storage case.

  • ALUMINUM SPRING SCALE

    United Scientific Supplies

    Constructed of anodized aluminum, with steel hooks, this spring scale is extremely durable. Available in seven color-coded sizes.

  • Dial Vernier Caliper

    United Scientific Supplies

    This precision measuring tool is made of hardened steel for precision and durability. It has a range of 150 MM and a large, easy-to-read dial with a resolution of 0.02 MM. A storage case and instructions are included. Shipping weight: 6.5 Oz. dimensions: 9" x 0.75" x 0.25".

  • United Scientific™ Liquid convection app

    United Scientific Supplies

    The liquid convection apparatus is made from Borosilicate Glass and is bent into a rectangle with a filling funnel. To show the convection of heat in a liquid, simply fill it with a colored liquid and place a heat source at one of the bottom corners. Glass tube is 20 mm outer diameter bent into…

  • Weight, Brass, Nickel Plated

    United Scientific Supplies

    Accurate, non-rolling hexagonal masses are made of steel, and feature a durable black oxidized finish. Available in both customary and metric sizes.

  • Deluxe Slotted Weight Set

    United Scientific Supplies

    Slotted weight set with hanger & case, brass. Includes 1x50g, 9x20g, 1x10g, 2x5g, hanger

  • Hooked Weight Set

    United Scientific Supplies

    Individually calibrated weights made of high quality stainless steel. Both sets come with a sturdy plastic storage block. Set of 9 includes 1 each of 5g, 10g, 50g, 100g, and 500g, plus 2 each of 20g and 200g weights. Set of 10 includes all of the previously mentions, plus 1 each 1000g weight.

  • Measurement Kit

    United Scientific Supplies

    Includes a variety of tools, and objects for teaching basics of measurement. Kit is shipped in a reusable storage box. Kit includes Activity Guide with 15 activities.

  • CLEAR PLASTIC RULER, 6"

    United Scientific Supplies

    The clear plastic 6" / 15cm ruler is scaled in 1mm increments on one side.

  • Plated Hexagonal Mass Set

    United Scientific Supplies

    Set of five zinc-plated hexagonal masses supplied in a sturdy cardboard box. Includes one each of 100g, 500g, and 1000g, and two each of 200g masses.

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