August 15, 2011   China Methionine Weekly: Producers stand firm on prices (week ended Aug 14, 2011)   An eFeedLink Exclusive     Price summary   Prices were mostly higher.   Quotes for dl-methionine in the general markets edged up to RMB39.00-40.00/kg. Overall, average transacted price (delivered-to-feed-mill) was slig ...