Sample was digested in polytetrafluorethylene sealed vesssle by nitric acid-perhydrol or high chloric acid-perhydrol, Hg As Pb were simultaneously determinated by ICP-AES.
The soybean digest was hydrolyzing as fat simulacrum of protein substance from soybean as material by acid process.The technical conditions for preparing fat simulacrum were studied.
Meanwhile, we find that in Shenzhen stock market, big companies' stocks underreact to the unexpected news, and it would take at least one week for the market to digest the news.