发明授权
US08992894B2 Oral stain remover and oral composition 有权
口腔去污剂和口服成分

Oral stain remover and oral composition
摘要:
An oral stain remover which can remove a stain or a dental plaque effectively without a need of brushing the surface of teeth with a toothbrush or the like, and an oral composition containing the stain remover. An oral stain remover contains a salt of ultraphosphoric acid, and an oral composition contains the oral stain remover.
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