VWR® Spinbar® Polygon Stir Bars, Assorted

Assortment of 18 PTFE resin-coated, polygon stir bars contained in a plastic, compartmentalized Spinbox™ with indexed cover.

• PTFE resin coating
• Alnico magnet
• Polygon shape has an interrupted profile for added turbulence

This assortment of stir bars is an economical choice in a durable plastic case.

Ordering information: Includes stir bars in seven sizes: 20x7mm (²⁵/₃₂x⁹/₃₂"), 25x8mm (³¹/₃₂x⁵/₁₆"), 30x8mm (1³/₁₆x⁵/₁₆"), 40x8mm (1⁹/₁₆x⁵/₁₆"), 50x8mm (1³¹/₃₂x⁵/₁₆"), 60x8mm (2³/₈x⁵/₁₆"), and 80x10mm (3⁵/₃₂x¹³/₃₂").