Closed Retort Ring with Stem, 2" ID, Plated Mild Steel Subcategory_Prepared Slides Cast metal channel base with

Cast metal channel base with a black acid-resistant finish and thumbscrew clamp for rods up to 18 mm thick

5mA DC interchangeable scale on a 315x115mm laminated panel with integrated shunt

letting students verify Boolean conjunction by direct observation

sized for classroom illuminance and light-intensity investigations

a step up from the 70mm model with extended pole separation that gives field-mapping experiments more room along the magnet axis

Closed Retort Ring with Stem, 2" ID, Plated Mild Steel Subcategory_Prepared Slides Cast metal channel base withPlated mild steel closed retort ring with a 2 inch inner diameter and 5. 5 inch stem, supporting flasks and funnels during heating, filtration, and distillation on a retort stand.