US$ 23.99
Five-times enlarged ear model reveals cochlear canal
Should the battery run low
the ready-to-use Gram-staining primary dye for microbiology classrooms that don't carry the dry powder for in-house solution preparation
5N dynamometer to measure the magnetic-braking force quantitatively
Gabbro Specimen Base Size_12.5 x 8" Five-times enlarged ear model revealsCoarse grained mafic intrusive rock with dark plagioclase and pyroxene crystals, the intrusive equivalent of basalt in igneous rock classification work.
US$ 23.99
US$ 115.00
US$ 60.00
US$ 13.99