SP Bel-Art Round 1.5lb Lead Ring Flask Weight with Vikem Vinyl Coating; for 500-2000ml Flasks (F18307-0015) Made in USA

These chemically-resistant vinyl-coated lead rings are designed to stabilize single flasks in water baths and on bench tops. Simply slip the ring over the neck of Erlenmeyer, volumetric and other commonly used straight-necked flasks. Research, industrial and healthcare professionals rely on SP Scienceware for their sample handling needs. Sold worldwide, Bel-Art and H-B Instrument brand laboratory supplies include over 5,000 items from safety wash bottles to fume hoods, thermometers, racks, desiccators, hydrometers, ice buckets, scoops and spoons. Custom calibration services, plastic molding, specialty coatings and wire manufacturing are also available. Wilmad-LabGlass brand laboratory glassware complements Bel-Art and H-B Instrument with over 7000 items including NMR and EPR consumables and specialty glassware, as well as custom fabrication for individual glassware, glass repair services and OEM glass parts. SP Scienceware is a division of Warminster, PA based SP Industries which also include SP Scientific laboratory, thermal management, and pharmaceutical production equipment and SP Ableware aids for daily living.

• Fits glassware 500-2000ml flasks
• Use lead rings to stabilize labware in water baths, this weight prevents floating and reduces breakage and spilling
• The cushioned surface is chemically resistant and will not scratch glass labware
• Vikem vinyl-coated lead rings are available in a range of sizes to fit Erlenmeyer-style flasks; the non-slip vikem surface seats securely around the neck of the flask