US$ 38.95
Used for heavy-gauge coil construction and electromagnet windings
Dual-edge metric graduations for horizontal reading on this hardwood meter stick
Drilled 3/4-inch steel ball with an approximately 2
Tapered nylon brush with cotton yarn tip on a 8
a 45mm hollow equilateral acrylic prism holds varied liquids for refraction-index-by-medium investigations
Environmental Chemistry Nitrates, Phosphates and Eutrophication Kit for 15 Groups Subject_Microbiology Used for heavy-gauge coil constructionNitrates and phosphates kit explores environmental chemistry through eutrophication testing, water pollution analysis, and ecosystem impact assessment.
US$ 38.95
US$ 75.00
US$ 22.00
US$ 15.00
US$ 32.00
US$ 32.50