Chemical and corrosion-resistant steel wire test tube rack is coated with heat-cured epoxy for long life and easy cleaning. Epoxy coating is unaffected by organic solvents, salts, weak acids and weak alkalis, will withstand a temperature range of -223 degree C (-369 degree F) to 121 degree C (250 degree F) and can be autoclaved. Rack have square holes, three decks, a slotted grid bottom and reinforced edges. 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.