Class 021
Houseware and Glass Products
Chemical, scientific and laboratory glassware, namely, glass distillation apparatus, glass liquid and gas absorption apparatus, glass vessels for gravimetric and volumetric measurements, glass gauge tubes, glass extraction apparatus, glass filtering and separating apparatus, glass measuring instruments, glass slides used in microscopic work, glass prisms for scientific use, glass test and culture tubes, and glass hydrometers; glass rods, glass tubing and glass containers, namely jars, dishes, and bottles, including ampoules and other vials, and flasks.