Lab Chemistry Kits

Used for hardness testing of rocks and minerals, these 1/4" thick glass plates come in packs of 10

Specially designed model set for use by organic chemistry students during examinations, etc. Contains 80 Cochranes Orbit-size atom centers, 56 bond tubes, and booklet in a sturdy plastic tub. Multi-pack discounts available.

Kit Includes: 30mL Carbol Fuchsin 30mL Safranin O, 1% Aqueous Solution 30mL Ethyl Alcohol, Denatured 30mL Malachite Green Oxalate, 1% Aqueous Solution 30mL Formalin – Nigrosin Solution DOT Info: Small quantity exemption 173.4 THIS PACKAGE CONFORMS TO 49 CFR 173.4 for domestic highway or rail...

This set of seven models illustrates the most common atomic and hybridized molecular orbits. Each is assembled on a vertical rod representing the z-axis and is mounted on a removable stand. Orbits represented include s, px, py (same model), pz, sp1, sp2, and sp3. Height is 23 CM, base diameter is 10...

Be prepared for spills in your lab. This kit contains enough material to clean up a liter of a 10% formalin solution. Complete with instruction sheets and SDS. Kit Includes: 2 Nitrile Gloves 2 Polybags 9? x 16? 2 Twist Ties 2 Blank Shipping Tags 1 Dustpan and Brush Set 1 Bag Vermiculite Absorbent...

Prepare your own squashed stained slide and be able to identify the phases of plant mitosis and chromosomal development. Students will be able to prepare, stain and mount slides using specially prepared onion root tips. Kit contains enough material for 5 groups. Teacher’s Manual and Student Study...

Use the Happy and Sad Balls to explore polymer chemistry. One ball will bounce very high; the other ball will not bounce. A classic demonstration.

The enterobacter aerogenes culture is freeze dried into a lyophilized pellet packaged in a sterile plastic vial. DOT: Not-regulated

Students will learn the necessary components and conditions for photosynthesis to occur while using leaf disks to measure the accumulation of oxygen and relate it to the rate of photosynthesis. Students will then use guided inquiry to design and conduct an experiment to examine the effects of a...

Blood typing is a method of classifying blood based on the presence or absence of specific proteins, called antigens, on the surface of red blood cells. Blood type, an inherited characteristic, is valuable to know in that it affects medical procedures, such as surgery and transfusions, paternity...

It can be challenging to learn the atomic structure of elements and how such structure leads to trends in the periodic table. Teachers using visual and tactile models can overcome the abstract nature of the subject matter and greatly enhance student conceptualization. This kit contains materials...

Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Innovating Science Spatter Blood is specialized in that it is not corn syrup based and will dry on material allowing students to utilize the dried blood on objects for exams or other lab measurements. Innovating Science Spatter Blood is useful for various types of blood spatter analysis including:...

Show an example of polymer chemistry. Make your own nylon which is a synthetic compound of high molecular weight that consists of up to millions of repeated chemical units that are linked together. This polymer is referred to as Nylon 6-10. Aligned to the Next Generation Science Standards (NGSS)*...

During the nineteenth century, a Russian chemist Dmitri Mendeleev, began constructing a table of the elements. The work of Mendeleev allows us to understand that the periodic table of the elements is an organized classification of chemical elements based on certain properties of each element in...

These PYREX® thermometer adapters have a 24/40 Standard Taper ground joint at one end while the other end is tooled to accommodate a thermometer. The adapter comes with a rubber thermometer holder. For replacement rubber thermometer holders, see No. 7715 (0319W06). This tube is also a...

DNA fingerprinting is one of the strongest forms of evidence in forensic investigations. In this activity students will perform agarose gel electrophoresis on four DNA samples to determine if DNA from suspects matches that of DNA found at a crime scene. Students will also learn about restriction...

Synonyms: chemistry model sets; molecular model sets

Students can observe and measure how muscles contract. The muscles are shipped in glycerol which extracts most of the water soluble material leaving muscle tissue that can be identified and studied using a microscope. The muscle can also be stimulated to contract using the ATP chemical solution....

Ball-and-spoke structural models of graphite, sodium chloride and diamond. All models are permanently mounted on acrylic bases: Graphite (Clear hexagonal base); Sodium Chloride (Clear square base); Diamond (Clear triangular base). Each model contains 22mm diameter balls: Graphite (39); Sodium...

This stain kit is perfect for general slide staining and provides 1% alcohol solution of the following stains: Bismarck Brown, Brilliant Cresyl Blue, Cupric Sulfate, Janus Green, Methylene Blue, Neutral Red. Perfect to use on living cells without damaging or injuring the cells. Kit Includes: 30mL...

The classic unit contains J-hook electrodes made with an aluminum rod and platinum foil, graduated collection tubes, an acid resistant base, and glass battery jar. Instructions included.

Students will genetically engineer bacteria through transformation with a plasmid that confers antibiotic resistance. They will then examine the number of resistant bacteria to determine the efficiency of the transformation procedure. Teachers manual and Student Study Guide copymasters are included....

Instant Drosophila Media, White 1/2 liter Just add water to make the media, no need to sterilize. 1/2 liter will make 30-40 standard cultures Inquire for larger sizes or bulk quotes. DOT Info: Non-regulated