2.125" Cast Iron Closed Ring with Boss Head Clamp Type_Low Form and pointer-equipped weight pan

and pointer-equipped weight pan

designed so seated students read the needle without parallax error from a steep viewing angle

sized to demonstrate cathodic deposition and the coulometric form of Faraday's first law

this Brownlee-pattern apparatus gives a clean visual proof of the 2:1 stoichiometry of water decomposition

supporting inclusive anatomy teaching in biology classrooms

2.125" Cast Iron Closed Ring with Boss Head Clamp Type_Low Form and pointer-equipped weight panCast iron closed ring clamp with an integrated boss head, combining a 2. 125 inch outer ring and a thumbscrew rod grip from 5 16 to 5 8 inch for small apparatus support.