US$ 22.00
letting students switch between low and mid-current scales without swapping instruments
Acid rain pH kit tests local rainfall through environmental monitoring
1100-turn copper coil on a bobbin sized for a double C-core
Two-ohm metal-film resistance unit at plus-or-minus 1% accuracy with a 1
locking together through a 2 mm slot
Methylene Blue Powder, 25g, Laboratory Grade Subcategory_Temperature and Heat letting students switch between lowLab grade methylene blue powder used to prepare custom staining solutions for microbiology, cell nuclei visualization, and biochemistry coursework.
US$ 22.00
US$ 12.00
US$ 32.00
US$ 60.00
US$ 18.99