Watch Glasses

Our borosilicate Watch Glasses have fire-polished edges and a concave shape. They have many uses in the lab, such as covering jars to prevent contamination, preventing direct contact with heat, acting as an evaporation surface, and more.

Our borosilicate Watch Glasses have fire-polished edges and a concave shape. They have many uses in the lab, such as covering jars to prevent contamination, preventing direct contact with heat, acting as an evaporation surface, and more.

Our borosilicate Watch Glasses have fire-polished edges and a concave shape. They have many uses in the lab, such as covering jars to prevent contamination, preventing direct contact with heat, acting as an evaporation surface, and more.

Our borosilicate Watch Glasses have fire-polished edges and a concave shape. They have many uses in the lab, such as covering jars to prevent contamination, preventing direct contact with heat, acting as an evaporation surface, and more.

Our borosilicate Watch Glasses have fire-polished edges and a concave shape. They have many uses in the lab, such as covering jars to prevent contamination, preventing direct contact with heat, acting as an evaporation surface, and more.

These PYREX&reg watch glasses are designed to fit PYREX&reg beakers. They possess high chemical durability, thus preventing contamination of solutions.

These PYREX&reg watch glasses are designed to fit PYREX&reg beakers. They possess high chemical durability, thus preventing contamination of solutions.

Chemware&reg Teflon&reg TFE Unbreakable in oridinary use Surface is not wetted by water and is nonadherent to most materials Smooth finish resists contamination Can be used at temperatures from -265 to 315&degC. Listings indicate watch glass

Watch Glass, 10cm, PK12

Watch Glass, 12.5cm, PK12

These PYREX&reg watch glasses are designed to fit PYREX&reg beakers. They possess high chemical durability, thus preventing contamination of solutions.

These PYREX&reg watch glasses are designed to fit PYREX&reg beakers. They possess high chemical durability, thus preventing contamination of solutions.