意大利SIGMA Technologies s.r.l.  

Sigma Technologies is a dynamic enterprise, provider of solution based technology products and services. The over two decade company's founders expertise is deeply rooted in the field of gas handling technologies for advanced industries, hi-tech and laboratory applications.
Sigma Technologies bring to the market leading edge technology products from U.S. and Japan providing highly professional consulting and after sales service.

The current Sigma Technologies proposal includes :
Full range of oxygen and moisture analyzers from percentage to sub ppb (ppt)
Trace Hydrocarbons analyzers for application polyolefine plants
Gas Standard generators based on permeation tube technique.
Laboratory Gas Generators
Full range of sub ppb gas purifiers from slpm flow rate up to 1000 m3/h
On site analytical services for gas installation QA/QC (oxygen,moisture and particles test)
Custom made and engineered gas manifolds for special applications
Project Consulting