96-well Magnetic Rod Sleeve Factory: 2ml High-purity PP Magnetic Rod Covers, 96 Wells, Round Hole, V Bottom, Transparent, for Nucleic Acid Extraction. Features ·No DNase, RNase, pyrogen, human DNA ·High-purity polypropylene (PP) ·Round-hole, V-bottom ·Uniform thickness and surface ·Suitable for nucleic acid extraction and clean-up applications ·Protect magnetic rods from direct contact with samples