US$ 99.00
providing the standard mid-range value for current-limiting LEDs and dropping resistors in student circuits
and engraved index line for reference alignment
the box lets students observe additive mixing and the synthesis of secondary colors
Classroom overhead projector with 250 x 250mm transparency platform projects handwritten and printed materials onto a wall or screen for group instruction
Neck outer diameter: 33
Fractional Distillation Small Group Learning Kit for 5 Student Groups Lab Equipment_Water Baths providing the standard mid-range valueSmall group fractional distillation kit teaches mixture separation through controlled heating and condensation with complete apparatus and safety procedures.
US$ 99.00
US$ 130.00
US$ 11.00
US$ 50.00
US$ 195.00
US$ 385.00
US$ 13.00
US$ 10.00