Made of aluminum casting, 3 prong clamp with interlocking jaws allow you to hold objects from 1/8″ to 3-1/2″ in diameter. It can be used for both burettes and condensers. The jaws are lined with rubber to insure a secure grip. Rod attached is 8 mm in diameter and 150 mm long.
This adjustable clamp features durable aluminum construction and incorporates a swivel that can be adjusted to 360°, so it can be locked at any angle with the steel thumbscrew.
A safe alternative to conventional alcohol burner, chrome plated tank has a screw top with rubber gasket. Uses a copper torch instead of a wick. Capacity approx. 100 ml, Fully leakproof.
This stand comes in size 5" Tall, 3.5" x3.5" by simply removing the wire gauze top, turning the stand on its side, and putting the top back on. It is constructed of stainless steel rod with an 8 x 10 cm wire gauze surface.
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This set consists of molded balls of different colors & sizes along with connectors of different sizes. The sizes & shapes of the balls & connecting lugs have been designed in accordance with internationally acceptable standards.
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Single pan, to weigh up to 2610 gm. The balance has three beams with sliding masses giving weighing capacity of 610 gm which can be increased to 2610 gm with three supplementary masses. Stainless steel pan of 150 mm diam. Provided with spring loaded zero adjuster & magnetic damping for rapid weighing.
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Designed for use with beakers from 50ml to 200ml. Made of zinc-plated steel with a flat riveted joint. Easy grip handles. Available with or without plastic-coated jaws. The maximum jaw opening is 7" (18cm). Length is 9.5" (244mm). Ages 13+
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Set of 5 of our most popular sized low form polypropylene beakers. Nestled together in one box. Included in set, 50ml, 100ml, 250ml, 500ml and 1000ml. Graduations printed in blue.
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Polypropylene , autoclavable and have non-drip spout. These jugs have raised graduations, provide excellent contact clarity & are provided with excellent thumb grip on handle.
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Dense natural black bristle is mounted in the twisted galvanized wire into a durable wooden handle. These brushes feature double-tuft extensions at the top for cleaning into corners of beakers, jars, cylinders, etc. Ages 7+.
High quality and durable. This Boston round flint bottle is available in clear and amber glass. Perfect for countless classroom uses. The glass is non-porous allowing for easy cleaning or autoclaving.
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With one piece die-cast heavy base & riffled nozzle and adjustable gas and air inlets. A brass threaded needle valve and a rubber O ring for gas regulation, and air vents for air regulation. With flame retainer at top, for natural gas.
Transparent acrylic body and a leakproof stopcock fitted with a self-lubricating PTFE plug. Each Burette is individually calibrated to give maximum accuracy. Acrylic body is unaffected by dilute mineral acids and bases except Hydrofluoric Acid and Ammonium Hydroxide.
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Complete body of die cast metal making it light weight, durable and sturdy. Provided with a spring loaded positive grip and release. The special design provides vice like grip to the burette for a positive clamping. Boss head clamp secures a firmly at desired position on the rod of about 13mm diameter
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Tirrill burner allows adjustment of both gas and air supply resulting in a hotter flame. With a brass needle valve to adjust gas supply and adjustable air ports to regulate air supply. Can reach upto 1550°C.
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Adding in line of Aspirators ,these Polypropylene Carboys are autoclavable, dependable & durable. These are also equipped with a leakproof spigot screwed to the body . These carboys are in excellent replacement for glass carboys and are used for storing & dispensing distilled water & other laboratory solutions. Other size available.
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Cast Iron with 3" diameter & plated for corrosion resistance. The support ring features a cut-out area to permit easy insertion of leveling bulbs & assembled materials.
A steel clamp with a locking swivel. The swivel permits orientation at a wide variety of angles. Outer jaws open freely to accommodate apparatus like condenser and other irregular shapes. Jaws are covered with a plastic material to cushion apparatus held in the jaws.
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Tapered Tips are serrated and meet tightly for better gripping. Available in either stainless steel, nickel-plated steel, or brass. Overall length is 10" (24.5cm). Ages 10+
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To separate mixture of two liquids by raising the temperature of the mixture to a point where one of the liquids will boil but the other remains liquid. Kit consists of 300 mm Liebig condenser, 50 mm diam. Kjeldahl flask, 500 ml boiling flask, cast iron base with support rod, clamp, tripod, wire gauze, and a 500 ml Erlenmeyer flask.
Made of vinyl-coated heavy-gauge steel wire. Used for draining, drying, and storing test tubes, beakers, flasks, and more. Can be used standing up or mounted on a wall. Includes a removable acrylic drain pan. The rack holds 32 or 50 pieces on 3.75” rubber-tipped pins and 5 on 3.5” heavy-duty pins.
Inexpensive apparatus demonstrates the divisibility of water into oxygen and hydrogen gas as effectively as more expensive apparatuses. Consists of a 3 in. dia. x 2-1/2 in. H plastic container with mounted carbon electrodes. The container bottom has cutouts, so leads can be easily connected to the electrodes. Total height: 3-3/4 in. Includes two alligator clips (one red, one black)…
Grade 1 filter paper is the most widely used filter paper for routine applications with medium retention and flow rate. This grade covers a wide range of laboratory applications and is frequently used for clarifying liquids. Traditionally the grade is used in qualitative analytical separations for precipitates such as lead sulfate, calcium oxalate (hot), and calcium carbonate. It is used…
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Grade 2 filter paper is slightly more retentive and having more absorbing power than Grade 1 with a corresponding increase in filtration time. In addition to general filtrations, the extra absorbency is utilized, for example, to hold soil nutrient in plant growth trials. Also used for monitoring specific contaminants in the atmosphere and in soil testing.
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Grade 3 filter paper is almost double the thickness of Grade 1 with still finer particle retention and excellent loading capacity; more precipitate can be held without clogging. The extra thickness gives increased wet strength and makes this grade highly suitable for use in Buchner funnels. The high absorbency is particularly valuable when the paper is used as a sample…
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These cone shaped flasks are rigid, translucent and autoclavable. The screw cap keeps the contents of the flask contamination free and makes the flask leakproof. Threads should be disengaged before autoclaving.
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These innovative test tube racks are molded in durable, high-quality polypropylene. Four sides offer different hole diameters (30mmD, 11.5mmD, 12.5mmD, 16mmD) and units can interlock in two different ways to create larger racks, easier to transport. Fully assembled. Available in five colors. Ages 7+
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Designed specifically for analytical chemistry, the body of the funnel is 60°. Molded in PP, these funnels are provided with internal & external ribs to prevent air blockage.
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A Die-cast single flat burner (6" dia) is perfect for classrooms, food labs, and more. Easy to use and clean. Features 0-5 temperature settings with a power-on safety indicator light and skid-proof rubber feet. Compact for convenient storage. 8" x 8" x 2". Voltage: 100V. 60Hz. Power: 1000W.
Hot Plate Magnetic Stirrer is used for simultaneous heating and stirring of solutions. Two control knobs on the front panel allow you to set heat output and stirring speed independently. These are equipped with powerful heating elements providing very quick heating of the samples. The integrated circuit allows the user to precisely control the temperature and speed. It is supplied…
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These 3” long inoculating needles and loops are made of 24 gauge nickel-chrome wire and mounted in 8” long aluminum handles. The needles are used to select tiny colonies, and the loops are used to pick up broth. Individually packaged in plastic storage tubes. Ages 13+
For collecting flies, spiders, and other small arthropods. Comprises 75 x 25 mm glass tube with inlet and outlet tubes through a rubber stopper. The collecting tube has a flared end and the mouthpiece is with a rubber tube connection with a gauze filter, to confine the collected specimen to the tube. Grades 9+
These highly stable laboratory jacks can hold a variety of glassware and other lab equipment with ease. These durable laboratory jacks are equipped with an ergonomic knob that provides smooth height adjustment.
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Needless to say, Polypropylene laboratory Tray molded in Polypropylene is a multipurpose tray that can be used for sterilizing, drying glassware porcelainware & other laboratory instruments. These steam autoclavable trays have tapered walls which prove good for nesting.
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Perform science experiments in your own home using common household products! Litmus paper is used to determine whether a substance is acidic or basic. pH paper can be used to determine how acidic or basic it is. Included in this kit are 20 red litmus test strips, 20 blue litmus test strips, 40 pH test strips, and an activity guide.…
The versatile 3-meter tape measure is perfect for a wide variety of applications. The bright yellow steel tape retracts with a simple push of a button. It also features a high-impact plastic case with a belt clip and loop handle. The tape is marked in both English and metric. Ages 7+
Durable, high-quality molded polypropylene cube-shaped test tube racks. The space-saving design has different hole diameters on each of the four sides, including large holes for 30mm diameter tubes. (30mmD, 11.5mmD, 12.5mmD, 16mmD) Available in five colors. Easy to assemble for use and disassemble for storage. Ships flat. Ages 7+
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Nutrient Agar is used as a culture medium to cultivate various household bacteria. Our bag of dry nutrient agar will make 500ml of agar (1/2 liter). Detailed agar preparation instructions included. This is enough agar for 20, 90mm Petri dishes. Ages 7+
Nutrient Agar is used as a culture medium to cultivate various household bacteria. Our 225ml Heat & Pour bottle is very convenient and easy to use. Just heat the agar in the microwave and pour it into your Petri dishes. Allow the agar to set up and you’re ready to go. The is enough agar for 10, 90mm Petri dishes.…
Students can demonstrate univalent and multiple bonds by linking the atoms in this Organic Structure Model set represented by colored plastic balls. In addition, with the included springs as links, they can recreate flexible bonds and ring compounds. Comes with instructions, ten 2” long springs, and 54 colored plastic balls: 10 black (carbon); 2 blue (nitrogen, 1 ¼” dia.); 28…
A fast release pipetting device for precise pipetting & zip quick emptying. The Knurled thumbwheel can be rotated to draw up or dispense liquids while the releaser may be pushed in for zip – quick emptying. The molded chuck has a silicon rubber collet inside to hold various pipettes of standard sizes. It resists acids & alkalies and can be…
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Discover the fun of microbiology with plastic petri dishes and Nutrient Agar, Nutrient Agar is used as a culture medium to cultivate various household bacteria. Detailed agar preparation instructions included. Three 90mm Petri dishes and one black of Nutrient Agar are packed together. These Petri dishes are made of polystyrene and are sterilized. Ages 7+
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A Jumbo Petri dish is used to culture bacteria or other microorganisms. Big enough to place a child's hand. This plastic Petri dish is made of polystyrene. Sterile and individually packed. Ages +
Contains a dozen polyethylene graduated pipettes. Excellent for basic liquid transfer or culture sampling. 3.0ml capacity with 0.50ml graduations. No activity guide. Safe for all ages.
The right-angle clamp holder holds metal rods up to 3/4" in diameter. The special construction allows rods to be held in a perfectly perpendicular position. 70x50x35mm. 120g
The wide mouth bottle are easier to fill and are recommended for solid ,semi-solid and viscous liquid materials. 100% Leak proof closure with integrated seal ring. Rigid, Translucent & break resistant. Highly Reliable & Durable. Suitable for Food storage.
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Cast iron with side arm & V clamp to fit rods upto 13 mm. The distance from the support clamp center to the center of the ring is 4½" for all rings. Fits ¾" rods.
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Supertek apron is made of a chemical resistant PVC coated cloth which stays flexible. There is reinforcement at the points of strain. Cloth ties at the neck and waist. Ages 10+
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These impact goggles are made from soft vinyl to fit the face comfortably and fit over regular eyeglasses. Perforations prevent fogging and provide protection from particles while offering a wider view of the work area than traditional impact goggles.
Separatory funnel is made of polypropylene, giving it excellent contact clarity and strength. This pear shaped, autoclavable separating funnel has a leakproof threaded screw cap. The Polypropylene stopcock, fitted with a self lubricating PTFE plug, is push fitted to the stem of the separatory funnel.
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Supertek Stackable Beakers have a tapered stacking design to save packing & storage space and have easy-to-read printed graduation. Manufactured using superior quality molds on state of art automatic Injection molding machines. Manufactured using high-quality virgin Polymers confirming to US FDA221 CFR. PMP (TPX) material has the distinct advantage of being highly transparent & chemically resistivity compared to polypropylene.
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Made of Polypropylene, these stirrers are very useful for stirring different solutions in the laboratory. These stirrers prove to be tough and long lasting.
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This electronic stopwatch features an hour, minute, second display, Calendar display, 24-hour stopwatch, alarm, and hourly Chime. 12 or 24-hour mode options, 1/100 second chronograph, split time, and total time. Lightweight and easy to operate. Comes complete with battery and carry cord. 7+
Allow students to take an active part in learning using this Molecular Model Set. This hands-on tool is excellent to teach the basics of molecular structures. Colored plastic balls represent atoms, while 3 different lengths of springs represent different types of molecular bonds. Comes with instructions, springs and 35 colored plastic balls: 6 black (carbon); 2 blue (nitrogen); 15 yellow…
6” student grade thermometer is etched with a 1° increment. The temperature range is -10° to 102° and is partial immersion. Each thermometer is housed in a convenient reusable plastic storage tube. White background, 6" long. Ages 13+
Use this A-base support stand for supporting larger lab equipment or when a more stable stand is needed. The cast iron base weighs more than 1.2 kg (2.7 lb) and has a black chemically resistant coating. The base legs are about 20 cm (8") long and form an "A" 15 cm (6") wide. The chrome-plated support rod is 10 mm…
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This table clamp will hold rods vertically or horizontally. The clamp is cast-iron with a black enamel finish. Fits tabletops up to 1-5/8" thick. Comes with a chrome plated rod 3/8x20". Ages 13+
These economical durable plastic test tube racks are stackable and can be completely autoclaved. Easy to assemble for use and disassemble for storage. Ages 7+
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S-shape aluminum test tube rack resists rusting. Heavy, low-form construction prevents tipping. Etched row numbers allow for easy identification. Same-size racks can slide into each other for compact storage. Ages 7+
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The 3-tier design provides a clear view of the tube contents and convenient insertions and removal of tubes. These autoclavable racks can withstand sub-freezing temperatures. Material: Polypropylene.
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