New stain removers and toilet cleaners and strong demand for flu treatments and pest control products helped Reckitt Benckiser beat forecasts for first quarter profits, according to the company. However, the British maker of Mr. Sheen polish, Dettol antiseptic and Finish and Calgonit dishwasher products said it was too soon to raise its full year financial targets.Tom Corran, investor relations and corporate communications director, said the first quarter normally made the weakest contribution t...