AquaClear 50 Ammonia Remover is ideal for new or heavily populated freshwater aquariums. Controlling ammonia levels for fish, It removes and controls harmful ammonia and nitrite, creating a healthy aquatic environm
AquaClear 70 Ammonia Remover is ideal for new or heavily populated freshwater aquariums. Controlling ammonia levels for fish, It removes and controls harmful ammonia and nitrite, creating a healthy aquatic environ
4D Anatomy Human Heart Model, 4.5in model contains 32 detachable, hand-painted medical education-quality organs and parts and a display stand, Also includes illustrated assembly guide and description of the anatomy, Has unique puzzle challenge, For ages 8plus
Aquaponics System, Engages students in ecology, biology, earth systems, math, history and literature while pairing fish and plants in one integrated system, With Removable lock down plant tray cover, Aquarium cover, Plastic net pots and grow medium, Filter sponge, Pump
Strong plastic aspirator for vacuum filtration and other lab applications, Designed to prevent any flooding, back-flow, or turbulence. Includes 5.9IN (15 cm) hose, The top nozzle has an outer diameter of 1.5 cm
BASIC catheterization trainer set, both male and female bladder catheterization procedures can be realistically demonstrated, practiced and assessed. The easy-to-change genital inserted into the holder and held in place with magnets, with Both inserts