US$ 69.00
Five-ohm metal-film resistance unit at plus-or-minus 1% accuracy with a 1
and forceps for hands-on learning
intestines
and zones of elongation and differentiation for plant growth teaching
Native Copper Mineral Formation Kit for 15 Student Groups Item Type_Scissors Five-ohm metal-film resistance unit atNative copper formation kit demonstrates mineral deposit creation through aqueous chemistry, crystallization, and geological process simulation for 15 students.
US$ 69.00
US$ 3985.00
US$ 45.00
US$ 44.00
US$ 3985.00
US$ 99.00
US$ 40.00
US$ 18.00