FlipTop* Carboard freezer box, with attached hinged lid, 81-place, color: white, with a liquid resistant outer coating, Each box has drain slots on the bottom surface and numbered grid markings in almost every conceivable location etc, 5/pk
Test Tube, Material: Made from high quality, heavy duty, Borosilicate Glass, Dimension: 125x16mm, rimless, Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks, capacity: 15 ml, PK48
vertically-aligned set LED, easy and dramatic demonstration of the relationship between the color and wavelength of light, spectral range of each LED can be investigated with spectrometer, or just viewed for comparisons with each other