UTGIKAR, NEELIMA,BHANSALI, MAYA,SHAH, EKTA,POTNIS, SHASHANK VISHWANATH S.,SULLIVAN, RICHARD J.
申请号：
CA2952191
公开号：
CA2952191A1
申请日:
2014.06.20
申请国别(地区):
CA
年份:
2015
代理人:
摘要：
An in vitro method for demonstrating the stain removal efficacy of an oral care composition comprising (a) providing a substrate, (b) providing a staining solution, (c) providing a treatment solution comprising the oral care composition, (d) immersing the substrate in the staining solution, (e) removing the substrate from the staining solution, (f) evaluating the color of the stained substrate, (g) applying the treatment solution to the substrate and (h) evaluating the color of the treated substrate, wherein the staining solution comprises coffee is provided.
