Negociaciones Internacionales Lema S.A. de C.V.
Be the link between our principals and customers, to provide the newest chemical specialties, technical service and upgrade technologies. Being responsible with our community and environment.
Introduction
Be the link between our principals and customers, to provide the newest chemical specialties, technical service and upgrade technologies. Being responsible with our community and environment.
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SWAN Analytische Instrumente AG was started on January 1st, 1991 by a group of experienced engineers (chemical, electronical, software and marketing) in Riedikon, Switzerland.
SWAN is dedicating its efforts exclusively to the development, ma...