United Scientific® Support Stand and Ring Set – 4" x 6" Steel Base, 18" Rod, with 2 Rings (3" & 4") Set:5" X 8" BASE, 20" ROD, WITH 3 RINGS (3", 4", & 5") or sample tracking

or sample tracking

Additional blocks are available for other tube sizes

these Erlenmeyer flasks provide exceptional resistance to thermal shock

The pivot ring increases stability and prevents drifting (“walking”) during stirring

immunology

United Scientific® Support Stand and Ring Set – 4" x 6" Steel Base, 18" Rod, with 2 Rings (3" & 4") Set:5" X 8" BASE, 20" ROD, WITH 3 RINGS (3", 4", & 5") or sample trackingThe United Scientific Support Stand and Ring Set is designed for stability and convenience in laboratory setups. Featuring a durable 4" x 6" stamped steel base and a zinc plated 18" steel rod, this set includes two cast iron support rings (3" and 4") with secure boss head clamps. Perfect for supporting glassware, funnels, and apparatus in chemistry, biology, and general science labs, this compact stand offers reliability and space efficiency for