Solid -phase extraction - nitrogen blows concentrated integrative device

• Main Authors: TANG SUIPING, QI YAN, LI JINQING
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2018
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model provides a solid -phase extraction nitrogen blows concentrated integrative device, including solid -phase extraction mechanism, nitrogen gas emergence mechanism, vacuum pump mechanism the cavity, the cavity top is equipped with elevating system, elevating system is connected with t...