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Acid Washed Grinding Beads are treated to remove fine particles and contaminants.
SPEX™ Low Binding Silica Grinding Beads are acid washed silica grinding beads that are chemically treated to keep samples from binding to titer plate.
SPEX™ Pre-Filled 2 mL Tubes are self-standing and prefilled with acid washed zirconium beads.
SPEX™ Prep-Aid Vertrel XF is a liquid fluorocarbon grinding aid that prevents caking, reduces contamination, and evaporates after grinding.