a. Introduction : Products was produced from coconut shell charcoal activated physical method at temperatures 850-1, 000 Centigrade degree. Our standard sizes are : + 3-6 mesh ( 3, 36mm-6, 73mm....
We - Doanh Phu co., ltd - are one of leading manufacturers & exporters in Vietnam, specializing in all Vietnamese agricultural products such as: Fresh chilli, fresh lemon, fresh dragon fruit, fresh....
Introduction : Ethanol, also called ethyl alcohol, pure alcohol, grain alcohol, or drinking alcohol, is a volatile, flammable, colorless liquid. It is a psychoactive drug and one of the oldest....