标准号:IS 8709-1977
发布日期:1978/6/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard prescribes the method of test for colour retention of vitreous enamel coatings containing cadmium sulphide or cadmium sulpho-selenide type pigments.Note — The purpose of the test is to detect those red, yellow, orange and some green enamels that are likely to undergo appreciable change in colour upon exposure to atmosphere.