US$ 20.00
sized as a generic spare in the PH1118 demonstration-meter scale series for swap-in classroom use
3125 inch thickness
Pea seed germination model traces cotyledon splitting
Double-walled in aluminum to minimize heat exchange with the surrounding air
2A rheostat with oxidized constantan winding on a 300x44mm vitreous-enameled tube
Hollow Acrylic Semi-Circle for Refraction Index Study, 3 x 1.5 x 1.75" Subject_Anatomy sized as a generic spareAcrylic semi circular block measuring 3 x 1. 5 x 1. 75 inches with a center indicator line, used to study Snell's law, total internal reflection, and critical angle behavior.
US$ 20.00
US$ 64.60
US$ 49.95
US$ 38.00
US$ 175.00
US$ 160.00
US$ 130.00