机译:新型牙膏对牙齿烟雾污渍的美白能力的实验室研究
LG Household&Health Care R&D(Shanghai)Co. Ltd. China;
LG Household&Health Care R&D(Shanghai)Co. Ltd. China;
R&D Center LG Household&Health Care Ltd. Korea;
R&D Center LG Household&Health Care Ltd. Korea;
toothpaste; whitening; tobacco stain; ammonium acryloyldimethyltaurate;