Home / Standards / GB 9800-88 GB 9800-88 Chromate conversion coatings on electroplated zinc and cadmium coatings 电镀锌和电镀镉层的铬酸盐转化膜 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