This is a good-quality No. 4 stainless steel scalpel handle. You will need to purchase blades separately.

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All our lenses and circular mirrors are 38 mm in diameter. The focal length (f/l) is noted for each.

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A 6" long stainless steel tool with an angular, semi-blunt tip to probe the design and function of internal organs and vessels.

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Add water to this dehydrated nutrient agar powder to see a media grow bacteria. This 100 g bottle makes 3 liters of a nutrient sugar agar mixture - enough to cover about 250 petri dishes!

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This 30 ml bottle of biuret reagent is a qualitative indicator for protein. Find the biuret reagent form, shelf life, hazard information, and more below.

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You can quickly provide a continuous water supply to and from a condenser with this Condenser Accessory Set.

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All our lenses and circular mirrors are 38 mm in diameter. The focal length (f/l) is noted for each.

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This Lugol's iodine solution stains carbohydrates in plant & animal specimens brown or blue-black & stains glycogen red. An aqueous solution of 1.8% iodine & 3.0% potassium iodide. Lab grade; not for food or medical purposes.

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This special dual function push/pull scale or dynamometer provides the flexibility to measure either pull or push forces

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High form porcelain crucible for high temperature use.

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Precision pair of 12"-long, 3-wheel carts with ball bearing wheels.

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This linear diffraction grating contains 1,000 lines per mm and is mounted in a 2" x2" cardboard frame.

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This 250 ml separatory funnel is commonly used to separate two immiscible liquids of different densities.

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Ferrofluid is a colloidal liquid made from nanoparticles that form patterns of peaks and valleys when exposed to a magnetic field.

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These large 1000 ml Home Science Tools Erlenmeyer flasks are made of high-quality borosilicate glass that can be heated directly in an open flame.

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Handy for testing hardness of minerals.

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Classic white lab coat has the durability with comfort and protection during all those hands-on experiments!

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Blue litmus paper is an acid indicator. These test strips turn a light red at 4.3 pH and lower (acidic).

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This assortment pack contains five Pyrex brand Erlenmeyer flasks, ranging from 50 ml to 1000 ml.

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Use this longwave ultraviolet "black light" flashlight to test minerals for fluorescence and investigate fluorescence around your house.

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This 1000ml PYREX narrow mouth Erlenmeyer flask with a heavy duty rim is made from low expansion, Type 1, Class A borosilicate glass that can be heated directly in an open flame.

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30 g bottle of sodium nitrate, also known as Chile saltpeter or Peru saltpeter. Check out the table below to discover the sodium nitrate formula, density, shelf life, and more!

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This 1000 ml PYREX low-form Griffin beaker is used in professional labs. It is made from low expansion, Type 1, class A borosilicate glass that can be heated directly in an open flame.

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This high-quality 9" x 12" plant press is a unique size for either field or home use.

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Dive into a lamprey dissection with this 18-28" preserved lamprey specimen! These fascinating creatures resemble eels and have a toothed, funnel-like sucking mouth. Please note: Global lamprey specimen supply is low.

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Economical ink stamp pad can be used to obtain fingerprints like a forensic scientist.

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These test or culture tubes are made of opaque plastic with a blue leak-proof cap.

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Scalpel with plastic handle and broad blade with round tip. Will work as an all-purpose scalpel for most dissections. . The scalpel is individually sterilized and includes a plastic protective sheath.

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Learn how to do a perch dissection with this photographic guide.

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Staphylococcus epidermidis is a non-pathogenic bacterium that is part of common human skin and mucous membrane flora.

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Investigate fluorescence with this set of 10 minerals that glow under shortwave ultraviolet light.

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Pack of six test tubes.

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These four metal cylinders have equal volume but different mass to demonstrate variations in density and specific gravity.

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Pentahydrate form of copper II (cupric) sulfate medium crystals. Copper sulfate is a great chemical for growing beautiful blue crystals, and the crystalline form of copper II sulfate is the best for making solutions.

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This weighing paper is strong, smooth, non-absorbent, moisture-proof, and nitrogen-free.

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This 100 ml bottle of bromothymol blue is a pH indicator. It is yellow at 6.0 pH, blue at 7.6 pH, and green at neutral pH. Find the bromothymol blue formula, density, and more below!

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