With your spectrophotometer and the materials in this kit, your students can demonstrate and verify the Beer-Lambert Law, showing that the amount of light a solution absorbs can be calculated using the molar absorptivity . . .

With your spectrophotometer and the materials in this kit, your students can demonstrate and verify the Beer-Lambert Law, showing that the amount of light a solution absorbs can be calculated using the molar absorptivity . . .

This quick, simple experiment uses red and green leaf extracts to illustrate separation science and the differences between the two forms of leaves. To extend the investigation students may collect their own plant specim . . .

This quick, simple experiment uses red and green leaf extracts to illustrate separation science and the differences between the two forms of leaves. -- To extend the investigation students may collect their own plant spe . . .

Rugged enough for student use, these single-beam units are suitable for virtually all general colorimetric and spectrophotometric applications. Both the analog and the digital models feature a solid state detector and a . . .

Perform basic chromatographic separations of dye from ink, amino acids from a mixture, pigments from a plant, and peptides from a finger. This kit contains materials for five groups of students to each perform 100 separa . . .

The inexpensive Sep-Pak(R) C18 cartridge is extremely useful for teaching column chromatography. The cartridge is filled with a solid nonpolar material that helps to separate components of mixtures. Cartridges are reusab . . .

Appropriate for Grades 9-12 -- The Kool Column Chromatography & Spectrophotometric Analysis kit, which uses methods that mimic those used in research and industry, give students the opportunity to run isopropyl alcohol t . . .

A Colorful Investigation of Genotype-Phenotype Relationship -- Using the scientific method, students observe four mutant strains of Drosophila, two of which are phenotypically similar for eye color. They will then test w . . .

Unravel the complexities of chemical compounds with this simple and safe paper chromatography kit -- Using three different types of developers (polar, nonpolar and combination), students separate the components of a dye . . .

Make bacteria transfer worry-free with these Nichrome Inoculating Loops. -- These Nichrome Inoculating Loops are perfect for bacteriological and other types of culturing. With the 20cm aluminum handle, loops can be easil . . .

This paper is excellent for use in chromatography and for seed germinations. The dimensions of each sheet conform to specifications set by the Biological Science Curriculum Study (BSCS). . . .

Now you can use the power of DataStudio to collect and analyze data directly from your Spec 20 to conduct more precise colorimetric and spectrophotometric measurements. No need to purchase additional software, simply con . . .

Each 4 x 7 sheet is manufactured from a high-quality, fine grade of paper made from specially selected cotton cellulose. Manufacture is carefully controlled to yield the desired characteristics. . . .

Designed exclusively for those on a limited budget the Spectronic Educator is the less costly alternative. -- Conduct experiments such as the analysis of chlorophyll, chemical equilibrium determination, Beers law studies . . .