BS EN 12373-7:2002
铝和铝合金.阳极化处理.通过测量浸入预先进行酸处理的磷酸/铬酸溶液中后的重量损失来评价密封阳极氧化涂层的质量
Aluminium and aluminium alloys - Anodizing - Assessment of quality of sealed anodic oxidation coatings by measurement of the loss of mass after immersion in phosphoric acid/chromic acid solution with prior acid treatment