Frédérique Ham-Pichavant
Research engineer
Chromatography
The LCPO has a strong expertise in chromatographic technics dedicated to polymers :
- Separation and structural identification (HPLC, GC-MS, LC-MS)
- Absolute and relative molar mass determination and polydispersity (SEC RI-UV-MALS)
- Polymers purification (Flash chromatography)
- Follow-up and development of organic syntheses (HPLC)
EquipmeNTS:
- Flash chromatography Reverlis PREP (BUCHI) – Evaporative Light Scattering Detector and UV detector
- High Performance Liquid Chromatography - Corona and UV detectors (Thermoscientific)
- Liquid chromatography - Mass Spectrometer detector (Thermoscientific)
- Gas-chromatography - Mass Spectrometer detector (Thermoscientific)
- Gas-chromatography - Flame Ionisation Detector (Thermoscientific)
- Size Exclusion Chromatography (Thermoscientific) with Multi Angle Light Scattering (Wyatt Technology), Differencial Refractive Index (Wyatt Technology) and Diode Array Detectors (Thermoscientific) :
- One device in THF
- One device in DMF or DMSO
- One device in Toluene or HFIP
- One device in aqueous buffer - Size Exclusion Chromatography (Malvern Panalytical) with Refractometer, Viscometer, Light Scattering (2 angles) and Diode Array Detectors in CHCl3 or THF
- High Temperature Size Exclusion Chromatography (Agilent Technologies) with Differencial Refractive Index and Viscometer detectors in TCB or DMF
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