When buying and using ceramic tableware, pay attention to the following points: 1, the purchase of ceramic tableware must choose the formal market, should not cheap buy no formal manufacturers of inferior products. The state stipulates that the ceramic tableware is soaked in acetic acid of 4%, the dissolution of lead should not be greater than 7 mg/l, and the dissolution of cadmium shall not be greater than 0.5 mg/L.
Regular manufacturers of the products are basically able to meet this requirement;
2, the purchase should pay attention to the color of tableware, hand-touch tableware surface, to see whether the inner wall is smooth;
3, with the nose to smell whether there is a peculiar smell; 4, do not buy the color too bright ceramic tableware.
In order to make the color bright, the factory will add some heavy metal additive in the glaze color, therefore, the color is more vivid tableware, the heavy metal is easier to exceed the standard; 5, should purchase raw materials, process control more stringent glaze lottery, glaze under the color tableware.
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