Industrial & Scientific Store - Science Education Supplies

• Beveled, ground edges
• 38mm diameter, 20cm focal length
• Double convex

• [Check Oral Cavity]: Cheek retractor can effectively open the patient's oral cavity, which is convenient for inspection and dental surgery
• [Safe to Use]: The design is smooth and free of burrs, it will not scratch the inner wall of the oral cavity when used, and it is safe to use
• [Reliable and Reusable]: The mouth opener is reusable, will not cause discomfort to the mouth and lips, is easy to use, and does not hurt when opening the mouth
• [Wide Application]: Can be used as teeth whitening mouthpiece, suitable for dental treatment auxiliary mouthpiece, and can also be used as punishment props in the game
• [Food Grade Silicone]: Cheek retractor is made of food grade silicone, can be cleaned at a high temperature of 134?

• A fun way to explore the variety of techniques that geologists use to identify rocks and minerals
• Test mineral hardness, streak color, magnetic properties, appearance, and effervescence to identify different minerals and mineral content within rock specimens
• Includes seven essential tools - reusable streak plates, glass plate, dropper bottle, magnet, nail, penny & hand lens
• Useful for demonstrations in identifying and classifying rocks and minerals. Perfect for group activities

• Single, prepared slide with Aspergillus, a common brown mold. Wholemount
• Shows conidiophores, stalks with a single round vesicle at the end. Mitotic spores (conidia) are produced in conidiophores
• Slide measures 75mm wide and 25mm long
• Great for biology classrooms to explore structure-function connection as per NGSS standards
• Protective cardboard casing

• Single, prepared slide with freshwater flatworms called Planaria. Carbon fed planaria shows enhanced visibility of digestive tract
• Shows general structures
• Slide measures 75mm wide and 25mm long
• Great for biology classrooms to explore structure-function connection as per NGSS standards
• Protective cardboard casing

• 15mm Aluminum Ball
• Drilled for lab demonstrations
• Approx. 2.5mm drilled hole

• Ideal for art and craft projects
• Artist quality at an economical price

• 4.5\" x 6.75\" laminated Trigger Points II Medical Pocket Chart Quick Reference Guide

• Bottle contains 1 pint
• Titanium white color

• Bituminous coal sample approximately 1\" (3cm) in size
• Bituminous coal is mined heavily around the world
• Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
• Students can get a close look at a material that powers the world
• Specimen comes in clear labeled and barcoded bag for ideal storage

• Mica schist sample approximately 1\" (3cm) in size
• Distinctly flattened mineral crystals are ideal for students studying foliation in metamorphic rocks
• Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
• Product of moderate grade metamorphism from shale or siltstone
• Specimen comes in clear labeled and barcoded bag for ideal storage

• Microcline feldspar sample approximately 1\" (3cm) in size
• Microcline is useful for teaching a variety of mineral properties - especially hardness, cleavage, and crystallization temperature
• Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
• Differing colors among samples offer a visual demonstration of chemical variation
• Specimen comes in clear labeled and barcoded bag for ideal storage

• Pumice sample approximately 1\" (3cm) in size
• Ideal for demonstrating the effect of vesicles on rock density - pumice will float in water due to internal air pockets
• Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
• Glassy texture is the result of swift cooling in mid-air
• Specimen comes in clear labeled and barcoded bag for ideal storage

• Siltstone sample approximately 1\" (3cm) in size
• Clastic sedimentary rock made up of fine silt particles
• Perfect size for use in classroom identification labs and exercises, correlates well to Next Generation Science Standards Evidence Statements
• Good sample for use in identifying depositional environments - clast size is indicative of a low-energy environment
• Specimen comes in clear labeled and barcoded bag for ideal storage