The Dutch maker of Friso, a popular powdered infant formula brand, has stressed that tests show its product is safe, despite a recall of a product batch in Hong Kong and Macau after excessive levels of lead were found in samples.In a statement on Sunday, Royal FrieslandCampina said: “We have conducted additional third-party quality testing on the affected batch. The test results showed that the product complies with Hong Kong and Macau standards.”The company, meanwhile, stressed that “ensuring...