Home / Standards / GB 4738.1-84 GB 4738.1-84 Standard test method for acid and alkali resistance of domestic ceramic materials 日用陶瓷材料耐酸、耐碱性能测定方法 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A