beijing nearly 75000 infants or one quarter of three lakh babies here in the chinese capital have consumed tainted milk laced with melamine the state media reported on sunday a doortodoor survey among the citys 307779 families with infants under age 3 found 75474 or 2452 of the babies were fed with the contaminated formula the largescale community screening the first of its kind in china lasted from september 20 to october 24 chinas contaminated dairy product scandal was exposed on july 16 after 16 babies who were fed milk made from powder produced by sanlu group developed kidney stones in the scandal melamine often used in the manufacture of plastics was added to substandard or diluted milk to make protein levels appear higher at least three infants died and more than 50000 were sickened after prolonged drinking the contaminated milk meanwhile the latest test on chinese baby formula milk and other milk powder products have found that the products met the new standards set by the government the latest test covered 101 batches of baby formula milk powder from 13 brands in seven major cities nationwide and 46 batches of other milk powder products from 18 brands in nine cities xinhua news agency reported china set temporary limits on melamine content in dairy products earlier this month the limits were a maximum of 1 mg of melamine per kg of infant formula and a maximum 25 mg per kg for liquid milk milk powder and food products containing at least 15 per cent milk