Visval AG
With more than 20 years of experience with international packaging and powder handling industries, he decided to start a new company together with a team of skilled engineers in order to develop and market the patented SoliValveĀ® Technology. This new
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With more than 20 years of experience with international packaging and powder handling industries, he decided to start a new company together with a team of skilled engineers in order to develop and market the patented SoliValveĀ® Technology. This new...

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Development of sample introduction for gas chromatogaphy.
Our main instrument is a universal inlet system for GC with many options. LVi, Pyrolysis, TD, SPE, LCxGC and many more.
Tianjin Guangfu Fine Chemical Research Institute (General Partnership) has been committed to researching and developing new products, standard substances, and standard solutions that are in short supply in the market for many years, and assisting the