... machines, such as BOSCH, B+S, GROENINGER, made in Germany, Italy, America and Japan.*Pharmaceutical: Topicals and parenterals ... ink, reagents, chemicals.Working principle:The Spool Valve is based on a balanced spool design to create a fast "ON ... production and experiment.Application industry:Pharmaceutical:Topicals and parenterals:injectable in vials, ampules, syringes, enema, ect.Liquid food:beer ...