Dear Supplier,It is nice to write to you. This is Nguyen from Vietnam. I am interested in this style of Online Process Refractometer and in doing business with you.May I know more information about product such as:Brix Min. Div.,Size,Measurement Accuracy,What is the product-per-unit cost including shipping via Air Express to the Vietnam?Thank you very much for taking the time to answer my questions.Yours faithfullyNguyenMATSU Co., Ltd.ny Tin Nhn l t in thoi di ng Show More