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干燥剂二氧化硅

Release date:2018-05-06  source:粉体网  Browse times:459
      性质:SiO2又称硅石。在自然界分布很广,如石英、石英砂等。白色或无色,含量较高的是淡黄色。

密度2.2~2.66.熔点1670℃(鳞石英);1710℃(方石英)。

沸点2230℃。不溶于水微溶于酸,呈颗粒状态时能和熔融碱类起作用。

性状:白色或无色,含铁量较高的是淡黄色。

用途:二氧化硅是无定型粉末,无味、不溶于水或酸,成化学惰性.可用于抗结剂;悬混剂;消泡剂;载体;增稠剂;麦精饮料、果酒、酱油、醋、清凉饮料等助滤剂;澄清剂;香精香料吸附干燥剂。

用3

 
 
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