US$ 447.50
offered as a safer substitute for the lead-containing PH0112FCB set
Acrylic bell-in-vacuum jar with an internal 4-6V DC electric bell that fades and falls silent as the enclosed air is removed
and pendulum period in physics experiments
Two transparent 153 x 76 x 6mm plates
Demonstration Meter Included_Rod offered as a safer substitutePermanent magnet moving coil meter mounted in a transparent wooden box with all internal electrical connections visible, sized so students can see the moving coil mechanism while it reads.
US$ 447.50
US$ 367.50
US$ 497.50
US$ 447.50
US$ 374.98
US$ 365.00
US$ 165.00
US$ 500.00
US$ 365.00