US$ 17.95
Heavy-duty spring-loaded three-finger jaw with dual-screw fine adjustment mounts on a swivel boss head accepting 18mm rods
and psychology teaching
5 inch Alnico horseshoe sits between the 1
this three-dimensional Paramecium sectional model reveals internal structure and ciliate organization for microbiology teaching
Copper Voltameter engine models Heavy-duty spring-loaded three-finger jaw withThree copper plates suspended in an insulated cover over a glass jar of copper sulfate solution, sized to demonstrate cathodic deposition and the coulometric form of Faraday's first law.
US$ 17.95
US$ 1846.00
US$ 60.00
US$ 17.95
US$ 1450.00
US$ 19.95
US$ 17.95