what is china dish and how is it preapred

China dish (or evaporating dish) is a glazed porcelain dish available in various sizes. They are thick and are good insulators and can withstand high temperatures. It mainly used for boiling, evaporating solutions and crystallization of salts in chemistry laboratory.

China dishes are made up of porcelain a ceramic material. They are prepared by mixing of clay and cements that have been hardened by heating at high temperatures.