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Each glazed evaporating dish is individually packed. They can withstand temperatures up to 1050 degrees Celsius.
Developed by teachers, this kit aids students in understanding the principles of recombinant DNA technology. It consists of teacher demonstration models and student manipulative sets, sufficient for a classroom of thirty students. Using the manipulatives, students learn the process of recombinant...
United brand bottle top dispensers offer high accuracy at economical prices. Each dispenser is individually calibrated and certified in an ISO 17025 accredited laboratory in accordance with ISO 8655 standards. A set of adapters to fit most laboratory reagent bottles are provided. Sizes are 28, 30,...
The Earth acts like it has a huge bar magnet located at its center. This set contains a globe that is 110 mm wide with a magnet contained along its axis. The magnaprobe contains a small magnet that is allowed to rotate on two axes. This set illustrates the path of the magnetic field along the...
These economical white plastic plates are suitable for most applications in which glass or porcelain plates are used; however, they are not recommended for strong solvents such as acetone or xylene. Each plate measures 112 x 92mm, Supplied in a pack of 12. 6 or 12 cavities, each cavity is 2cm in...
Made from clear acrylic. One plane surface is frosted.
This easy to focus 20x pocket microscope is excellent for classroom investigation as well as outdoor use. Includes a protective case. Requires two “AA” batteries (not included).
This transparent overflow can is graduated to 125ml and includes an attached spout. Made of clear acrylic, the can measures 5.5cm I.D. x 7cm high with a wall thickness of 3mm.
These bottles are made of translucent and Low Density Polyethylene. The distinguishing feature that these bottles contain is the built-in delivery tube making it a one-piece wash bottle. These bottles are graduated on the outer surface to reflect an approximate volume of solution filled or...
Burettes with Screw Thread (PTFE) stopcocks are made from the highest quality, accurate bore tubing to provide a high degree of accuracy, reliability, and durability. All graduations are in resilient white enamel. Accuracy per Class "A", ASTM E-287, Batch Certified.
Good quality natural bristles, mounted in twisted heavy gauge galvanized wire. All brushes feature a radial top.
Polypropylene racks contain grids on both sides. One side holds 1.5/2.0ml microcentrifuge tubes with extra smaller positions for 0.5ml tubes, and the other side holds 0.5ml microcentrifuge tubes with extra positions for 1.5/2.0ml microcentrifuge tubes. The 96 place rack contains 12 x 8 arrays. The...
This simple and ingenious device quickly and graphically shows students how different metals conduct heat at different rates. It consists of four identically-sized bars of common metals - steel, brass, aluminum, and copper - mounted parallel to one another in a plastic support. Attached to each bar...
Learn how rockets are launched into space and how spacecrafts explore the solar system. Learn about the mission to the Moon and how astronauts live in the International Space Station (ISS). Discover the science of space exploration and the hazardous threats of space environment. Build 5 models such...
This sturdy electroscope features a metal case with front and rear glass windows for preventing air currents from affecting the deflection of the leaves. Leaves are gold and aluminum. Leaf support rod is held in place by an insulating plastic sleeve. A graduated scale is also provided for measuring...
Glass prepared microscope slides, supplied in a plastic case. A collection of slides specific to the study of histology. Set of 25. 1. Cerabellum, section 2. lleum, section 3. Spinal cord, TS, 4. Duodenum, TS...
Zinc plated steel extension rings. Rod diameter is 5/1", overall length is 12".
Correlated to the Next Generation Science Standards Use this kit to introduce your students to ink chromatography and its application in solving forensics cases. Students gain experience in creating ink databases, identifying ‘ink tags’ to ‘date’ various inks and then use...
This set is a combination of the basic 5 sets of “Discovering STEM” series and covers all simple machines mechanisms. These mechanisms offer a mechanical advantage and are crucial elements of many machines and devices. They are designed to multiply or reduce force, increase or decrease...
The Moon’s influence on the Earth’s tides and gravity make it an important topic in astronomy discussions. The globe is vibrant incolor and 5.5” in diameter. The Moon globe shows craters, seas, and landing sites of the Apollo missions. Includes activity guide. Symbols indicate...
With its thick glass walls and sturdy construction, this 20L bottle/flask is perfect for filtering large volumes of liquid. The thick walls and design enables this flask to withstand vacuum filtration without imploding. Graduated in 2000ml increments on a scale from 4000ml to 16000ml with an...
PMP (TPX) pitchers feature easy to read silk screened printed graduations. pitchers are autoclavable. Tapered stacking style saves space and makes it easy to handle.
Red and Blue Plastic covered bar magnets. These magnets are attractive as well as an easy way to teach magnetic attraction and repulsion.
These sterile PETG (polyethylene terephthalate glycol) Erlenmeyer flasks are used for mixing, containing, and storing solutions. PETG flasks are very clear and have easy to read graduation marks. These are shatterproof and are an ideal alternative to glass. Temperature range is -40 to 70° C (-40...