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Adam Triple Beam Scale - 610g Capacity
Adam Triple Beam Scale - 610g Capacity
16346

Capacity: 610 Grams Sensitivity: 0.1 Grams Calibrations: Front Beam - 10g x 0.1g, Center Beam - 500g x 100g, Rear Beam - 100g x 10g Adam's Triple Beam is today's best value for teaching mass measurement concepts from a brand scientists worldwide have trusted for over thirty years. It offers the functions and durability you need in a generous 2610g capacity plus an array of special classroom features that you will appreciate. With a larger overall body than other triple beam balances, it's the sturdiest choice for the classroom. Quality construction with strong metal housing and a stainless steel pan. Innovative built-in tripod legs allow you to do density demonstrations wherever you want (without the inconvenience of having to clamp onto a table.)

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$56 Each $112.00 Each
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Tubing Flow Valve (Up to 1/4")
Tubing Flow Valve (Up to 1/4")
14657

Easily operated with one hand. One piece plastic construction. Won't rust or corrode. For Tubing OD up to 1/4"

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$0.20 Set $0.45 Set
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Chalkboard Drawing Set
Chalkboard Drawing Set
14928

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 accommodates most dry erase and magic markers. Set of 5 instruments, in reusable cardboard storage.

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$44.50 Set $89.00 Set
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Centimeter Cubes - Set of 500
Centimeter Cubes - Set of 500
15765

Perfect for counting, measuring and patterning. Plastic 1 cm cubes in 10 colors come in a storage tub with Activity Guide. Grades 1 +
This set of 500 Centimeter cubes is perfect for counting, measuring and patterning. Plastic 1 cm cubes in 10 colors come in a storage tub with Activity Guide. Grades 1 +

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$8 Set $16.00 Set
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AC Adapter For Ohaus Scout Scales
AC Adapter For Ohaus Scout Scales
12624

AC Adapter For Ohaus Scout Scales
AC Adapter For Ohaus Scout Scales

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$23.40 Each $46.95 Each
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Adam Triple Beam Scale - 2610g Capacity + 225g Tare Capacity
Adam Triple Beam Scale - 2610g Capacity + 225g Tare Capacity
16229

Capacity: 2610 Grams Sensitivity: 0.1 Grams Calibrations: Front Beam - 10g x 0.1g, Center Beam - 500g x 100g, Rear Beam - 100g x 10g Adam's Triple Beam is today's best value for teaching mass measurement concepts from a brand scientists worldwide have trusted for over thirty years. It offers the functions and durability you need in a generous 2610g capacity plus an array of special classroom features that you will appreciate. With a larger overall body than other triple beam balances, it's the sturdiest choice for the classroom. Quality construction with strong metal housing and a stainless steel pan. Innovative built-in tripod legs allow you to do density demonstrations wherever you want (without the inconvenience of having to clamp onto a table.)

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$79 Each $158.00 Each
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Microplates - Small Wells (Pack of 6)
Microplates - Small Wells (Pack of 6)
13915

For micro chemistry experiments. Microplate has 96 small wells.
For micro chemistry experiments. Microplate has 96 small wells.

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$16.90 Set $33.95 Set
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Pocket Magnifier - Single (5X)
Pocket Magnifier - Single (5X)
14938

This pocket magnifier features a 38mm diameter lens, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lens. This magnifier is very versatile, and magnifies objects 5X.
This pocket magnifier features a 38mm diameter lens, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lens. This magnifier is very versatile, and magnifies objects 5X.

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$1.60 Each $3.25 Each
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Set of 12 Magnifiers (2.5X)
Set of 12 Magnifiers (2.5X)
13817

2.5X Magnifier Set. Affordable and dependable plastic magnifiers. Get one for every student in your classroom. 1 1/4" diameter lens. Set of 12.

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$4.90 Dozen $9.95 Dozen
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Lab Tool Kit
Lab Tool Kit
14635

Kit includes 1 each of Test Tube Brush, Test Tube Clamp, Crucible Tongs, Lab Scoop, 6" Spatula and Forceps. Same as above, without rack.
Kit includes 1 each of Test Tube Brush, Test Tube Clamp, Crucible Tongs, Lab Scoop, 6" Spatula and Forceps. Same as above, without rack.

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$6 Set $12.00 Set
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Laboratory Scoop
Laboratory Scoop
48224

Stainless steel lab scoop. 6 1/2" long, 1/2" wide.
Stainless steel lab scoop. 6 1/2" long, 1/2" wide.

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$0.70 Each $1.55 Each
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Stainless Steel Spatula - 6" (Flat on both ends)
Stainless Steel Spatula - 6" (Flat on both ends)
14646

Stainless steel spatulas with both ends flat.
Stainless steel spatulas with both ends flat.

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$0.70 Each $1.40 Each
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Hook Collar Clamp - for 3/4" rods
Hook Collar Clamp - for 3/4" rods
14717

For suspending pulleys, balances, etc. from support rods, or cross members.
Plated steel collar clamps feature thumbscrews and hooks for suspending pulleys, balances, etc. from support rods or crossbars. For suspending pulleys, balances, etc. from 3/4 inch support rods, or cross members.

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$1.90 Each $3.95 Each
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Hook Clamp
Hook Clamp
14641

Adjustable 360 degrees jaw rotation. For attaching up to 1/2" diameter rods. Aluminum muff with steel thumbscrew.
Clamp with Hook can be rotated and locked in any position. Ideal for supporting suspended thermometers, drying tubes, etc. The clamp attaches to rods up to 13mm (1/2") O.D.

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$3.20 Each $6.50 Each
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Laboratory Jack
Laboratory Jack
14295

Strong, excellent quality laboratory support jack, made of aluminum and stainless steel. Vertical height to 26cm. 15cm x 12cm top and base plates.
Strong, excellent quality laboratory support jack, made of aluminum and stainless steel. Vertical height to 26cm. 15cm x 12cm top and base plates.

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$38 Each $76.00 Each
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Wire Strippers
Wire Strippers
15937

Quickly removes insulation without damaging wire. Set screw adjusts stripper to fit wire gauges from 10 to 24. Made from drop-forged, heat treated steel with black baked enamel finish. PVC handles. Total length is 4 inches.

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$2.40 Each $4.95 Each
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Watch Glasses - 125mm
Watch Glasses - 125mm
16062

Made from clear glass sheet, (1.8 to 2.0 mm thick) fine ground and polished edges. Packed in boxes of 12.
These 125mm Watch Glasses are made from clear flint glass (1.8 to 2.0mm thick), and have fine ground and polished edges. Packed in boxes of 12.

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$8.10 Dozen $16.25 Dozen
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Hexagonal Weight - 500g
Hexagonal Weight - 500g
14957

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 500 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$3.40 Each $6.95 Each
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Weights for Triple Beam Balance (2000g)
Weights for Triple Beam Balance (2000g)
46892

Hanging metric weights used to extend scale capacity of Ohaus 750-S0 and 750-SW metric triple-beam balances (not included). Cast iron construction has durability and long life. The set of three attachment weights includes two 1,000g weights and one 500g weight.


Calibration weights are used to measure the weight or mass of an object using a balance or scale, or to calibrate other weights or instruments. Calibration weights can be certified or uncertified. Certified weights meet strict guidelines for accuracy and can usually be recertified. Certified weights are used in labs where a high degree of accuracy and repeatability is required. Uncertified weights are used where a lower degree of accuracy is required, including student laboratories, rough weighting operations, and measuring force. Hooked and slotted weights are often used to measure pressure, torque, and tensile strength, and to demonstrate basic laws of physics. Calibration weights differ from lab weights, which are general purpose weights used to hold an object in place, similar to a paperweight.


Hanging metric weights used to extend scale capacity of Ohaus 750-S0 and 750-SW metric triple-beam balances (not included). Cast iron construction has durability and long life. The set of three attachment weights includes two 1,000g weights and one 500g weight. Calibration weights are used to measure the weight or mass of an object using a balance or scale, or to calibrate other weights or instruments. Calibration weights can be certified or uncertified. Certified weights meet strict guidelines for accuracy and can usually be recertified. Certified weights are used in labs where a high degree of accuracy and repeatability is required. Uncertified weights are used where a lower degree of accuracy is required, including student laboratories, rough weighting operations, and measuring force. Hooked and slotted weights are often used to measure pressure, torque, and tensile strength, and to demonstrate basic laws of physics. Calibration weights differ from lab weights, which are general purpose weights used to hold an object in place, similar to a paperweight.

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$40 Each $80.00 Each
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Vernier Caliper - Metal
Vernier Caliper - Metal
14922

Economical metal vernier caliper with 140mm capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeter and 1/16th of an inch.
Economical metal vernier caliper with 140mm capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeter and 1/16th of an inch.

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$4.70 Each $9.50 Each
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Stainless Steel Spatula w/ Wood Handle - 8"
Stainless Steel Spatula w/ Wood Handle - 8"
14654

Flexible stainless steel blade with rounded end, mounted in a polished wood handle.
8 inch flexible stainless steel blade with rounded end, mounted in a polished wood handle.

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$6.70 Each $13.50 Each
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Test Tube Brush - 3/4" Diameter
Test Tube Brush - 3/4" Diameter
47554

White nylon test tube brush. Radial end. 9" long.
White nylon test tube brush. Radial end. 9" long.

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$0.60 Each $1.35 Each
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Three Prong Extension Clamp
Three Prong Extension Clamp
14642

10" long, prongs covered with rubber tubing.
10" long, prongs covered with rubber tubing.

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$4.60 Each $9.25 Each
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Tripod Base Ring Stand - 1/2" x 24" Rod
Tripod Base Ring Stand - 1/2" x 24" Rod
11923

Steel base. Black enamel finish. Zinc plated, detachable rod. 5" Base
Steel base. Black enamel finish. Zinc plated, detachable rod. 5" Base

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$12.20 Each $24.50 Each