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Bottom 21mm, top 24mm, length 28mm

Bottom 23mm, top 26mm, length 28mm

Bottom 25mm, top 28mm, length 28mm

Bottom 27mm, top 31mm, length 32mm

Bottom 29mm, top 31mm, length 32mm

Bottom 31mm, top 36mm, length 35mm

Bottom 33mm, top 38mm, length 38mm

Bottom 35mm, top 45mm, length 36mm

Bottom 38mm, top 42mm, length 40mm

Bottom 40mm, top 49mm, length 40mm

Bottom 6mm, top 8mm, length 16mm

Bottom 8mm, top 10.5mm, length 20mm

Bottom 9mm, top 11.5mm, length 20mm

40" silicon tubing Seamless, translucent, non-toxic Very flexible- suitable for connecting to glass 11mm outer diameter, 7mm bore and 2mm wall thi...

Single, prepared slide of wholemount silk fibers Great for exploring textile fibers and their properties through the microscope. This slide is a g...

Glass jars 15 x 10 cm with zinc and copper plates.Glass jars 15 x 10 cm length x dia. Complete with zinc and copper plates.

Single, prepared slide with simple columnar epithelium. Tissue section A simple columnar epithelium lines most organs of the digestive tract and t...

Single, prepared slide with simple cuboidal epithelium, which is found in secretory organs and walls of the respiratory bronchioles The slide is s...

Single, prepared slide with mammalian simple cuboidal epithelium Simple cuboidal epithelium is found in secretory organs Excellent for biology cla...

Attach a DC power source via 4mm banana plugs (both not included) and observe as the two opposing coils mounted to a spinning axle rotate at high ...

Round Bottom Flask - 500mL Still Head with Thermometer Support Liebig Condenser - 300mm Receiver Adapter 3 x Joint Clip - 19/26 All components nee...

Simple Distillation set made of high quality Borosilicate glass. Set includes 4 pieces: 250ml Round Bottom Flask, Still Head, Liebig Condenser, Ad...

Simple but elegant apparatus for imparting an electrostatic charge to an object through the process of induction Provides a hands-on approach to l...

Comprises with plastic tank with lid, test tube stand, five test tube 150x24mm and stopper, special gas chimney shelf, delivery tube and tubing con...

Kit Contains: (1) Hollow plastic grip handle, (1) String, (20) Washers, (2) Paper Clips, (1) Rubber stopper Student puts string through handle, sp...

This wooden machine has a sturdy wooden construction ideal for classroom use This apparatus can model how the use of several pulleys increases one...

This wooden machine is elegantly designed and easy for students to use Study how changing the distance from the fulcrum changes the mechanical adv...

This wooden machine has a sturdy wooden construction ideal for classroom use This apparatus can demonstrate how gears can turn rotational motion i...

This wooden pendulum has a strong and stury construction ideal for classroom use The blue pendulum bob is adjustable so that students can easily a...

This wooden machine has a sturdy wooden construction ideal for classroom use This apparatus can model how the use of several pulleys increases one...

This wooden machine has a sturdy wooden construction ideal for classroom use The large block mounted around the head of the screw gives students a...

This wooden machine is elegantly designed and easy for students to use Study levers and mechanical advantage both qualitatively and quantitavely I...

This wooden machine is elegantly designed to demonstrate how a wedge can increase mechaincal advantage Easy for students to use and meassure Inclu...

This wooden machine has a sturdy wooden construction ideal for classroom use This apparatus can model how a crane works as well as several other u...

Simple motor model is fitted on a base with handle for rotating the rotor, and includes two 4mm sockets, and two labelled magnets Used to demonstr...

This set comprises 8 items of 14/23 ground joint. Packed in die-cut foam lined box placed in Gratnells® tray and lid. • Beaker 25 ml • Vigrex Colum...

This unit demonstrates the concept of a switch or interrupter with a circuit. Can be used inline with other components of Eisco Series PH1029 Two ...

Tangent Galvanometer measures an electric current by determining the direction and magnitude of the horizontal components of the Earth's magnetic ...

One each wires copper and constantan approximately 305 mm long, twisted and brazed together.One each wires copper and constantan approximately 305 ...

Single Cell Battery Holder made from premium plastic Holds one 'D' size battery Features curved sides to prevent the battery from falling out when...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 10/19 4.5" long Plain end- inner diameter measures 5mm, outer diame...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 12/21 4.6" long Plain end- inner diameter measures 6mm, outer diame...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 14/23 5" long Plain end- inner diameter measures 8mm, outer diamete...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 19/26 5.75" long Plain end- inner diameter measures 12mm, outer dia...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 24/29 5.75" long Plain end- inner diameter measures 18mm, outer dia...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 29/32 5.75" long Plain end- inner diameter measures 22mm, outer dia...

Single cone made of high quality, heavy duty 3.3 borosilicate glass Cone size: 34/35 5.6" long Plain end- inner diameter measures 28mm, outer diam...

Solid Brass hooked weight 10 grams (0.022 Lbs.) Hook is connected to the weight Weight is natural brass color with stamped identifier Weight is cy...