"STEM kits"

Ideal for low- to medium-range colorimetric analysis of water quality

The test kits for chlorine in water utilize a self-filling ampoule technology that reduces the user’s exposure to chemicals.

Hydrogen Peroxide CHEMets® used to to monitor sterilisation solutions in the packaging and sanitizing processes.

CHEMetrics test kits measure total acid soluble sulfides and employ the methylene blue methodology. Sulfides react with dimethyl-p-phenylenediamine in the presence of ferric chloride to produce methylene blue.

The ammonia test kits employing the well-established Nessler reagent to determine ammonia concentrations are applicable to drinking water, clean surface water, and good-quality nitrified wastewater effluent.

Is the victim a male or female?

Different sizes and materials to fit all your classroom needs.

Test strips for urinalysis testing of various parameters

Nails and Needles

Students will be able to actually see a normally invisible convection current in action and understand how hot and cold air make the current flow.