api 5000The API 5000 LCMSMS System is is one of the most sensitive triple quadrupole mass for complex bioanalytical samples. Desned to deliver the lowest limits of detection for the most demanding DMPK and ADME studies, the API 5000API Specification 6A covers wellhead and tree equipment as follows: API Specification 6A Wellhead Equipment Valves, Chokes, and Actuators Plugs, Connectors, and Gaskets Other