Heathrow Scientific HD14521C Aluminum Large Weighing Boat, 70mm Diameter x 16mm Height (Pack of 100) Use these oil-free boats for general purpose weighing, dispensing, storage, food processing, evaporating, or drying Ideal as dust covers or sample holders Sturdy, yet lightweight dishes feature a smooth flat bottom for sample handling and a flanged, crimped wall for rigidity Made from light gauge aluminum Measures 70mm diameter by 16mm height