I、High Purity Ethylene Propylene (Polymer Grade PE/PP) Gas Analyzer Functional Specifications  

• Analysis gas types：high-purity ethylene or propylene gas.
• The composition of the analyte and the minimum detectable concentration (MDL)：H2, Ar+O2, N2, CH4, CO, CO2. MDL<100ppb.  C2~C4+. MDL<100ppb.
• The relative standard deviation (RSD) of the standard composition of the analyte (5ppm) in five replicate analysis：<2%.

  II、High Purity Ethylene Propylene (Polymer Grade PE/PP) Gas Analyzer Hardware Specifications  

   A . Chromatography System

• Electronic Flow Control (EPC)：Accurate to 0.001psi, it is the standard specification for carrier gas, detector flow, auxiliary gas, backflush gas and core cut gas (heart cut). It can control 16 channels of flow flow or pressure.
• Analytical component retention time error：<0.0008 minutes.
• Oven temperature operating range and accuracy：room temperature +4 ℃ ~ 450 ℃, 0.01 ℃ control accuracy.
• 3 detectors can be configured.

   B. Detectors and Control Systems

     1.  Pulse Discharge Detector(PDHID)：

• Universal non-destructive helium photoionization detection mode.
• Helium photon energy：13.5~17.7eV.
• Minimum detection volume：low ppb and can analyze non-corrosive or corrosive gases.
• Linear range：greater than 10⁵.

    2.  Flame Ionization Detector(FID)：

• Electronic Flow Control (EPC)：Controls the flow of hydrogen, air, make-up gas.
• Minimum detection：less than or equal to 1.8pg (10^-12g) carbon/sec, linear dynamic range：≧10⁷.