US$ 30.00
High-retentivity qualitative filter paper at 85 gsm with a 10-micron pore size
and composites in a labeled 13 x 10 inch plastic sleeve for materials-classification work
equipping a class for fixed-and-movable pulley investigations
Combining filtration and titration on one base
5cm and field strength from 100 to 7500 Gauss across the working volume
Earth Science Mohs Hardness Kit for 15 Student Groups Microbiology_Models High-retentivity qualitative filter paper atEarth science Mohs hardness kit explores mineral identification through scratch testing, hardness comparison, and rock classification for 15 students.
US$ 30.00
US$ 15.00
US$ 15.00
US$ 80.00
US$ 900.00
US$ 40.00