AquaClear 70 Activated Carbon Filter Insert improves water clarity in fresh and saltwater aquariums, for the AquaClear 70 Power Filter, it provides superior adsorption which eliminate odors, discoloration and impu
Liver and Spleen 3-D Model Kit-10 Student Model Template Sets and Teacher Guide, Vinyl Pouch, Assemble and use 3-D models to visualize and investigate key science structures, Perfect for use in the classroom, lab or at home, Satisfies NGSS Standards, Grade: 6-10, Material: Paper, LxW: 12X19in
MyBlock II *digital, microprocessor controlled dry bath with timed operation and removable, hinged lid. Lid improves temperature uniformity and conserves energy. Dual chamber unit, blocks for tubes from 0. 2ml to 50ml are sold separately.