Plastic Stand for Magnetic Needle, 4.5" Tall Chemical_Sodium Iodide Wider 150 mm throat on

Wider 150 mm throat on this drop-forged steel G-clamp grips thicker bench tops and apparatus frames during larger classroom demonstration setups and workshop assembly

Demonstration electrophorus with a 9cm aluminum disc

Pack of 50 solid rubber stoppers in assorted sizes provides acid and alkali resistance for comprehensive laboratory vessel sealing applications

sized for the longest reach in the patch-wire family for cross-bench wiring of complex student circuits

Plastic Stand for Magnetic Needle, 4.5" Tall Chemical_Sodium Iodide Wider 150 mm throat onTall 4. 5 inch non magnetic plastic pillar on a 0. 7 inch base with a carbon steel pivot point, raising a magnetic needle high enough for back of room visibility during compass demos.