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By certification 
Used to produce a-pyrrolidone, 1-Methyl-2-pyrrolidinone, polyvinyl pyrrolidone, and α -Acetyl-γ -butyrolactone;
used as anaesthetic and tranquilizer, used to produce ciprofloxacin and interferon, as the intermediate of vitamin and rolicyprine;
As antioxidant, plasticizer, extractant, adsorbent, dispersant, fixative and curing agent;
Used in battery, capacitor and development of color film
T:00862781331412 C:008618027562183
Skype:mark (at)carphetin dot com
Email:mark (at)carphetin dot com
