This specially-designed, soft rubber roller is ideal for use with microtiter plate sealing films. Simply roll the Brayer across the membrane to seal every sample well on the plate, and prevent well-to-well contamination and sample spillage. Roller is 4 in. wide.
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Colonial Scientific has teamed up with the industry leaders, Fisher Scientific and VWR, and now offers their entire product line. Colonial Scientific provides any part from the Fisher Scientific site with a part number.