... Method:T/T,Western Union,MoneyGram4.CHEMICAL CHARACTERISTICS TYPE OF TEST CHEMICAL CHARACTERISTICS TYPE OF TESTLorning110°C ,60sec.Dry Heat180°C , ... 60sec.Alkali,Solution of 1st ProcessP.H.4.7, 60° ... Quality first , Customers First .take the quality as the principal to survival and take our development aim to international markets ...