These flexible polystyrene boats feature smooth surfaces to provide accurate pour-outs with minimal sample loss. The pour-spout design easily dispenses samples without flexing the dish. It is made from 12-mil thick polystyrene for better strength, stability, and handling. Biologically inert and resistant to dilute and weak acids, aqueous solutions, alcohols, and bases * Flat bottoms and sloping sides provide accurate transfer * Biologically inert and resistant to dilute and weak acids, aqueous solutions, alcohols, and bases. * Temperature range: -10 to 70°C (14 to 158°F) * Can be used with microwave moisture analyzers * Anti-static versions available * Made from FDA food-grade polystyrene SPECIFICATIONS: * Color: White * Dimensions (L x W x H): 3.3 x 5.2 x 1 in (8.3 x 13.2 x 2.6 cm) * Material: Polystyrene * Quantity: Pack of 500 * Size: Medium * Volume: 137 mL