
Dionex ED-40 Laboratory HPLC Electrochemical Detector
Web Information The Dionex ED 40 Electrochemical Detector has three modes: Conductivity, DC amperometry, and integrated amperometry modes. Specification Range 0.01 µS to 3000 µS, full scale (Conductivity) 50 pC to 200 µC (Integrated Amperometry) 50 pA to 300 µA (DC Amperometry) Temperature Compensation 0.0 to 3.0% per ºC (Conductivity) Cell Drive Variable 8 kHz square wave (Conductivity) ±2.04 V (DC and Integrated Amperometry) Local Operation Front panel controls and display status of all functions. Remote Operation Control of 4 of 7 functions via TTL or Relay contacts. Cell Body PEEK Active Volume 1.0 µL Maximum Pressure 2.0 mPa (300 psi) Electrodes 316 stainless steel (Amperometry) cell body Titanium (Amperometry) Active volume ∼ 0.2 µL (Amperometry) Maximum Pressure 0.7 mPa (100 psi) (Amperometry) Working Electrodes Gold, Silver, Platinum, Glassy Carbon (Amperometry) Reference Electrode Comb