General purpose sample holders. Translucent, Rubberized polystyrene withstands temperatures to 180 degree F, flexes for easy pouring. Biologically inert; resistant to dilute acids, aqueous solutions, alcohols, bases. For use with balances, microwave moisture analyzers, hundreds of other sample handling applications. Flat bottom resists tipping. Contoured sides permit No-Slip handling. Rounded corners simplify transfer of powdered or granular samples disposable. White translucent color dishes - for traditional applications. Blue translucent color dishes - contrasts for white powders and solids, increases sample.