Magnetic Stirbar Spinring Ptfe 50.8x8mm, Case Of 50

Details:

Stir bar magnetic spinring white 2 x 5/16 in^ stir bar magnetic spinring, provides stabilization of stirring bar with removable hoop, colour: white, made of alnico magnet, with fda grade, usp class vi teflon ptfe, durable, inert, iso 9001:2008, autoclavable, bar size: 2 x 5/16 in, ring o.D: 2 1/4i