Stir Bar Mic Red .5x.13, Case Of 12

Details:

Stir bar mic red .5X.13 Cs12^ for stirring test tubes, micro-beakers, etc. Color coded for identification. Powerful permanent alnico v magnetic cores. Excellentchemical resistance. Always store in pairs to maintain magnetic strength. May leach colorant in very harsh chemicals. 12.7 X 3mm (lxod).