This invention formation and accumulation of dentarubaiohuirumu on the surface of the tooth or in regard to gum epithelium organization prevention and/or regards the use of the water grape seed extract which is combined, at least with one fluorine salt for producing the buccal cavity hygienic ...
To provide an optical element in which the diffraction efficiency in each use wavelength region within the entire visible region is preferable, and light beams of a speci
USE:The compound is liquid crystal compound having a polarity and electric field response enhanced by directly introducing a fluorine group having stable and large dipolar moment to an asymmetric carbon atom and useful as a liquid composition component. For example, when the compound is combined ...
used in the air to heat air, a fluorine resin compound having a low heat resistance is decomposed at a temperature of 260° C. or higher, resulting in occurrence of a problem of damage of the coating layer film, and thus making the combined use of the hater in water and air impossible...