These square weigh dishes are manufactured from virgin polyethylene and feature an extra smooth surface and rounded corners to provide easy removal of samples. These weigh boats are safe, economical containers for weighing liquid or powdered samples in the laboratory. They provide accurate pour-outs with minimal sample loss. Versatile and durable, dishes can also be used as quick freeze trays for sample material, discard trays for broken ampules, or mixing trays for small batches.