US$ 200.00
5cm and field strength from 100 to 7500 Gauss across the working volume
heating the center to show each metal's relative conduction rate
and both platinum and carbon electrode sets
and composites in a labeled 13 x 10 inch plastic sleeve for materials-classification work
5m optical bench
Earth Science Mohs Hardness Kit for 15 Student Groups Microbiology_Models 5cm and field strength fromEarth science Mohs hardness kit explores mineral identification through scratch testing, hardness comparison, and rock classification for 15 students.
US$ 200.00
US$ 76.59
US$ 198.00
US$ 350.00
US$ 119.78
US$ 64.99