Replacement S8 Bulb for Standard Ray Box, 12V 24W Biology_Microscopy Two-piece Boyle's Law glass tube

Two-piece Boyle's Law glass tube set with one open and one closed tube

9-piece micro glass distillation kit holds 25mL in borosilicate glass for small-scale distillation and organic chemistry synthesis procedures

condensing lens

the medium-strength option for classroom investigations into magnetic poles and field-line geometry

using a 5cm sphere with detachable hemispherical cups that lift away to test for residual charge

Replacement S8 Bulb for Standard Ray Box, 12V 24W Biology_Microscopy Two-piece Boyle's Law glass tubeDouble contact bayonet S8 bulb rated 12V 24W, just over 1. 75 inches end to end with a 9 16 inch socket diameter, sized as the matched replacement for the PH0602A ray box.