US$ 32.95
sized so that students can compare its uniform-curvature surface charge against sphere and cone partners in the conductor set
and forensic landmark identification
and a 0 to 20V variable rail simultaneously
filled with iron filings whose alignment renders 3D field lines around any bar magnet up to 0
mountable on a dynamics cart for hands-on demonstrations of thrust
Laboratory Grade Sodium Chloride Salt, 10kg Subject_Botany sized so that students canBulk 10kg of laboratory grade sodium chloride, the high volume table salt purity NaCl for buffer preparation, salting out experiments, and large volume saline solution chemistry production.
US$ 32.95
US$ 15.00
US$ 22.95
US$ 32.95