US$ 149.00
Glass prism with a 5-degree apex and 5° x 5° x 170° angles
and has an inner diameter of 119
and a bar magnet for both electrostatic and circuit investigations
PTFE-key stopcock resists chemical attack on this Ganong potometer
Air and Water Pollution Teaching Model Category_Demonstrations Glass prism with a 5-degreeIllustrates the sources and effects of air and water pollution on an annotated wall mountable backboard, with extended reference information printed on the reverse.
US$ 149.00
US$ 149.00
US$ 65.00
US$ 500.00
US$ 72.00
US$ 400.00
US$ 550.00
US$ 4375.00