December 13, 2008 China Methionine Weekly: Slack demand weakens prices (week ended Dec 12, 2008)   An eFeedLink Exclusive     Price summary Prices were lower in most regions. Quotes for dl-methionine in the general markets were at RMB49.00-50.50/kg. Overall, average transacted price (delivered-to-feed-mill) was RMB49.3 ...