US$ 112.50
Open Laplace rail with a free-moving conductor and 4mm sockets
Combining filtration and titration on one base
75-inch post for attachment to standard rod-and-clamp stands
supporting medical and health-science teaching
Basic Reading Magnifier, 50mm, 10cm Focal Length Science at Home_Chemical Science Open Laplace rail with aChrome plated 50mm reading magnifier with a 10cm focal length, the metal handle and frame giving durability for repeated student use during reading and specimen inspection.
US$ 112.50
US$ 173.39
US$ 29.99
US$ 13.20
US$ 19.99
US$ 54.99