To Whom It May Concern, I am the buyer from Alex Caires located in Brazil. I am interested in placing your gas refrigerant R134a R134a gas price on the market. may I know more information about product such as: Classification, EINECS No., weight (kg), What are your payment terms for new customers? hope you reply to all my questions so I could proceed with buying. best RegardsAlexAlex Caires Show More