silica coated magnetic beads
(631) 619-7922
45-1 Ramsey Road, Shirley, NY 11967, USA, Shirley, New York, 11967
About us
Absolute Mag™ Magnetic Particles, Silica-coated, 1.0 μm (# WHM-X067) are uniform, superparamagnetic particles coated with silica. These particles can be further modified to carry different functional groups for other applications or used for DNA and RNA purifications.
http://www.cd-bioparticles.com/p/Magnetic-Particles_20_197_197_387.html