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Asahipak - Hplc.eu

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Calibration curves for HFIP-800 seriesusing polymethylmethacrylate (PMMA)Molecular weight (PMMA)10 7 110 62310 545610 47810 310 29105 6 7 8 9 10 11 12Elution volume (mL)HFIP-805HFIP-806MHFIP-804HFIP-803HFIP-806Calibration curves for HFIP-600 seriesusing polymethylmethacrylate (PMMA)Molecular weight (PMMA)10 610 510 410 310 2HFIP-605HFIP-606MHFIP-604HFIP-603HFIP-6061.0 1.5 2.0 2.5 3.0 3.5 4.0Polyethylene terephthalate (PET)Sample : PET 0.2%, 20μLMw=19,3000 5 1015minStandard analysiscolumnsElution volume (mL)Column : Shodex GPC HFIP-800 seriesEluent : HFIPFlow rate : 1.0mL/minDetector : RIColumn temp. : Room temp.Polyamide (effect of salt addition)HFIP5mM CF3COONa/HFIP10 15 20 2530 minColumn : Shodex GPC HFIP-600 seriesEluent : 5mM CF 3COONa in HFIPDetector : RI(small cell volume)Column temp. : 40˚CSample : Polycaprolactum (Nylon TM 6)In SEC analysis using HFIP some samplesmay yield abnormal peaks as a result ofelectrostatic interaction. In this case, theimpact of electrostatic interaction can beremoved by adding sodium trifluoroacetateto HFIP.Column : Shodex GPC HFIP-606M x 2Eluent : 5mM CF 3COONa in HFIPFlow rate : 0.6mL/minDetector : RI(small cell volume)Column temp. : 40˚CPolybutylene terephthalate (PBT)Sample : PBT 0.05%, 500μL1520 30 min61Organic SEC (GPC) columns : HFIP solvent typeColumn : Shodex GPC HFIP-806M x 2Eluent : HFIP(solid line), 5mM CF 3 COONa in HFIP(broken line)Flow rate : 1.0mL/minDetector : RIColumn temp. : 40˚CColumn : Shodex GPC HFIP-805 + HFIP-803Eluent : 5mM CF 3 COONa in HFIPFlow rate : 1.0mL/minDetector : RIColumn temp. : 40˚CPolyamides (Nylon 6/10 and Nylon 6)PolyacetalSample : Nylon TM 6/10 0.2%, 20μL Sample : Nylon TM 6 0.2%, 20μL Sample : Polyacetal 0.2%, 20μLMw=29,300 Mw=38,100 Mw=176,0000 5 1015min0 5 10150 5 10 15minminColumn : Shodex GPC HFIP-606M x 2Eluent : 5mM CF 3 COONa in HFIPFlow rate : 0.6mL/minDetector : RI(small cell volume)Column temp. : 40˚CColumn : Shodex GPC HFIP-606M x 2Eluent : 5mM CF 3 COONa in HFIPFlow rate : 0.6mL/minDetector : RI(small cell volume)Column temp. : 40˚C

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