A sentinel flowed

Designed for microanalysis, evaporation, weighing and other laboratory operations.

Watch glass is an auxiliary laboratory accessory.

Round glass, concave to one side, with a large radius of curvature. The edge of the glass is sanded for safe handling. Watch glass can be used for work with small amounts of substances, especially in microanalysis. For example: • to temporarily cover a wide-necked vessel without a lid, for example, a flask, a jar, a bottle; • for heating, evaporation of the substance; • for preparing a sample from one or a mixture of substances before dissolving; • for weighing samples, hinge; • as a slide.