United Scientific Supplies, Inc. United Scientific Polypropylene Laboratory Trays 81702 - 10.0 Each 3B Spinal Column Charts This adapter converts single-neck flasks

This adapter converts single-neck flasks or vials to three-neck vessels for chemical reactions such as Grignard reactions

slip-resistant step pads

Plastic laminated nose wire keeps them in place

Nosepiece: 5 position nosepiece provides flexibility

United Scientific Supplies, Inc. United Scientific Polypropylene Laboratory Trays 81702 - 10.0 Each 3B Spinal Column Charts This adapter converts single-neck flasksLABORATORY TRAY 15" X 12" X 3", PK 10 Multipurpose polypropylene molded trays can be used for sterilizing and drying glassware, porcelain ware, and other laboratory supplies Trays have tapered walls designed for nesting Steam autoclavable Latex Free Yes UNSPSC 41122808