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chang jian pin pai ya gao de ph ce ding
Author(s): 
Pages: 90-92
Year: Issue:  11
Journal: Education in Chemistry

Keyword:  牙膏pH测定酸度计口腔健康;
Abstract: 牙膏的pH直接影响口腔健康.采用酸度计对市场上常见品牌的牙膏进行pH测定.结果显示整体偏弱酸性,且牙膏的pH会随着温度的上升而增大,随着暴露时间的延长而下降.此外成人型和儿童型也存在一定的差别,而膏体状态对其pH影响不明显.
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