RGB/CMY Mounted Color Filter Set, 50 x 50mm, 6-Piece Biology_Entomology & Zoology Wall-mountable beech wood draining rack

Wall-mountable beech wood draining rack measures 20 x 20 inches and holds up to 90 pieces of labware inverted for post-wash drying in chemistry labs

Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed

and sterilization without corroding under common laboratory reagents

and cerebellum alongside the cerebral arterial supply for neuroanatomy and stroke-pathway teaching

RGB/CMY Mounted Color Filter Set, 50 x 50mm, 6-Piece Biology_Entomology & Zoology Wall-mountable beech wood draining rackThree primaries (red, blue, green) and three secondaries (cyan, magenta, yellow) sit in 50 x 50mm mounts, supporting both additive and subtractive color demonstrations in optical box setups.