US$ 17.95
and cone — on interchangeable ebonite-insulated pillars
Borosilicate 3
the curved-face geometry letting beams enter along any radius for clean Snell's law angle work in ray-box and refraction setups
Half life-size circulatory system board traces arterial and venous pathways from heart to peripheral capillaries with numbered
Silicone Rubber Heat Protection Mitt Plastic Labware_Plastic Beakers & Jugs and cone — on interchangeableSilicone rubber heat protection mitt with a studded grip face, rated for handling heated glassware and equipment up to 250 C on the benchtop or in the classroom.
US$ 17.95
US$ 699.50
US$ 449.50
US$ 17.95