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.
Features flat countersunk bottom, with a double-ended hooked rod through the middle. Can be used on balance pans, as well as hooked in tandem for lever arm studies. Made of polished brass.
Stainless steel scoop. One pointed end for handling small amount of chemicals. Scoop length, 6 1/2". 5" long hard wood handle.
Stainless steel scoop. One pointed end for handling small amount of chemicals. Scoop length, 6 1/2". 5" long hard wood handle.
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.
Stainless steel lab scoop. 6 1/2" long, 1/2" wide.
Stainless steel lab scoop. 6 1/2" long, 1/2" wide.
Plastic construction one piece, open bottom for viewing insects and small objects, clear acrylic sides for light to pass through. 1.8" diameter lens, 8x magnification fixed focusing. Bottom diameter 2.25". Total height 2.1".
Plastic construction one piece, open bottom for viewing insects and small objects, clear acrylic sides for light to pass through. 1.8" diameter lens, 8x magnification fixed focusing. Bottom diameter 2.25". Total height 2.1".
Aluminum die cast clamp for holding 2 pieces of apparatus in 3 positions: right angles, parallel or vertical. Holds rods to 1/2" in diameter.
Aluminum die cast clamp for holding 2 pieces of apparatus in 3 positions: right angles, parallel or vertical. Holds rods to 1/2" in diameter.
• NON-ANSI
• 100% POLYESTER TRICOT
• 26" - 50"
• LIME SOLID VEST
• NO REFLECTIVE TAPE
3" wide bright orange armband with reflective silver stripe. Constructed of nylon reinforced vinyl with elastic straps to enable the band to fit arms 13" in circumference or larger.
Connect this clamp to any support rod to set up three separate pendulum demonstrations. Includes individual cord clamps.
Connect this clamp to any support rod to set up three separate pendulum demonstrations. Includes individual cord clamps.
Easy one hand operation. Rotation of the thumbwheel draws or dispenses the liquid with precision and ease. By depressing the side lever the entire contents can be dispensed rapidly. Accepts glass and plastic pipettes. Color coded for sizes.
3" glass "medicine dropper" with rubber bulb.
Compact pocket loupe, in a sturdy folding metal case. 10x magnification
Compact pocket loupe, in a sturdy folding metal case. 10x magnification
This pocket magnifier features 38mm diameter lenses, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lenses. This magnifier is very versatile, and magnifies objects up to 10X.
This pocket magnifier features 38mm diameter lenses, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lenses. This magnifier is very versatile, and magnifies objects up to 10X.
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.
This is the perfect "carry-with-you" magnifier-microscope. Just 5 1/4" x 1 3/4" x 3/4" with a built-in light source and optics to let you see objects 30 times their actual size. Uses two "AA" batteries (not incl.) and features a center focus wheel for precise one-hand operation. Ideal for inspecting gems, photos, stamps, coins, and learning about plants and insects.
This is the perfect "carry-with-you" magnifier-microscope. Just 5 1/4" x 1 3/4" x 3/4" with a built-in light source and optics to let you see objects 30 times their actual size. Uses two "AA" batteries (not incl.) and features a center focus wheel for precise one-hand operation. Ideal for inspecting gems, photos, stamps, coins, and learning about plants and insects.
Quality white clay pipe stems. Galvanized iron wire. 2" side length.
Quality white clay pipe stems. Galvanized iron wire. 2" side length.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in solid and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in one-hole and solid versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Each stopper has its size marked in raised figures. Sold as one-pound bags.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in one-hole and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.
Stamped steel base. Black enamel finish. Zinc plated, detachable rod. 4" x 6" base
Stamped steel base. Black enamel finish. Zinc plated, detachable rod. 4" x 6" base
Glass lens, metal rim with plastic handle.
Round magnifier with 50mm glass lens mounted on a metal frame with bakelite handle. 2.5x magnification.
Glass lens, metal rim with plastic handle.
Glass lens, metal rim with plastic handle.