Laboratorio de Calidad Química Veracruzana, S.C.

The name Elster has been associated with high-quality and innovative gas measuring and regulating devices for more than 170 years. Today Elster manufactures energy measuring systems, ultrasonic, turbine, rotary and diaphragm meters as well as gas pre

Vahterus are the inventors of the Plate & Shell ® Heat Exchanger (PSHE). Since the foundation of the company in 1990, we have grown into a World leader in heat transfer technology.