Abstract: A porous sachet tablet prepared by compression molding or tableting a powder composed of insoluble tri-basic calcium phosphate mixed with a minor amount of soluble sodium hexametaphosphate and bonded with a small amount of food starch and internally lubricated with a fatty acid soap, preferably magnesium stearate, to aid tableting. This tablet or blank is preferably prepared by slurrying the phosphates and the binder in water, spray drying the slurry, dry-mixing in the lubricant and compression molding. The tablet is then wetted with a perfume of the desired fragrance to give the sachet tablet.