China bans more New Zealand dairy products on new contamination scare

By Naomi Tajitsu WELLINGTON (Reuters) – More New Zealand milk products sold to China have been banned after elevated levels of nitrates were found, raising further concerns over quality and testing in the world's largest dairy exporter in the wake of a contamination scare earlier this month. New Zealand's agricultural regulator said on Monday it has revoked export certificates for four China-bound consignments of lactoferrin manufactured by Westland Milk Products after higher- than-acceptable nitrate levels were found by tests in China. …