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tao ci rong kuai zhong zuo de fen xi
Author(s): 
Pages: 17
Year: Issue:  4
Journal: Ceramic Studies Journal

Abstract: 锆熔块是工业陶瓷、卫生洁具瓷、骨灰瓷和釉面砖等釉料中的重要组分。熔块中锆含量的高低,直接影响到陶瓷釉面抗酸碱腐蚀的能力。在粉彩颜料中加入适量的锆熔块,可降低粉彩瓷的铅溶量。测定熔块中锆含量时,通常单独用碱金属碳酸盐或者与硼砂混合作熔剂:在铂金坩埚里熔融分解熔块,然后用重量法测定Zr/m含量,如果试样中具有铅,则事先应除去。也可用络合滴定法测定。前者是经典的标准方法,需经过滤,分
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