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Veröffentlichungen

Application of Saw Tooth Gradients using PSS WinGPC UniChrom
Saw tooth gradients require a significant number of entries in a gradient table. This application note describes how saw tooth gradients can be programmed in PSS WinGPC UniChrom.
Sprache
Veröffentlichungsnummer
20480
Publication Type
Notes
Quelle
PSS Application
Jahr
2019
Veröffentlicht
16.09.2019
Autor
W. Radke, M. Adler, P. Kilz
T&T GPC/SEC: High Temperature GPC versus Ambient GPC
Gel permeation chromatography/size-exclusion chromatography (GPC/SEC) is the standard technique to determine the molar mass distribution of synthetic macromolecules. However, some kinds of polymers...
Sprache
Veröffentlichungsnummer
20479
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2019
Veröffentlicht
29.08.2019
Problem
8
Autor
D. Held, P. Montag
T&T GPC/SEC: How GPC/SEC Can Help to Reduce PET Plastic Waste
One of the major problems with plastics is recycling. Only a few materials can be recycled and the acceptance of recyclates is sometimes low. Gel permeation chromatography/size-exclusion...
Sprache
Veröffentlichungsnummer
20478
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2019
Veröffentlicht
13.06.2019
Problem
6
Autor
D. Held, P. Kilz
T&T GPC/SEC: Column Issues with Light Scattering Detectors
The addition of a light scattering detector dramatically increases the capabilities of gel permeation chromatography/size-exclusion chromatography (GPC/SEC) analysis. However, the complexity of the...
Sprache
Veröffentlichungsnummer
20477
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2019
Veröffentlicht
11.04.2019
Problem
4
Autor
T. Hofe, M. Susewind
T&T GPC/SEC: System Peaks or Ghost Peaks in GPC/SEC
Extraneous peaks, unrelated to the solute to be characterized, are quite common in gel permeation chromatography/size-exclusion chromatography (GPC/SEC), especially when refractive index (RI)...
Sprache
Veröffentlichungsnummer
20466
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2019
Veröffentlicht
16.01.2019
Problem
2
Autor
D. Held, F. Gores
T&T GPC/SEC: What You Need to Know to Allow for Efficient GPC/SEC Troubleshooting
Although modern gel permeation chromatography/size-exclusion chromatography (GPC/SEC) instruments are generally very reliable, scientists sometimes encounter problems. This instalment of GPC/SEC Tips...
Sprache
Veröffentlichungsnummer
20465
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2018
Veröffentlicht
20.12.2018
Problem
12
Autor
D. Held
T&T GPC/SEC: What Are the Differences Between GPC, SEC, and GFC, and How Do You Get Started with the Technique?
Molar mass distributions, molar mass averages, and polydispersity can be determined by gel permeation chromatography (GPC), size-exclusion chromatography (SEC), and gel fi ltration chromatography...
Sprache
Veröffentlichungsnummer
20468
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2018
Veröffentlicht
14.12.2018
Problem
10
Autor
D. Held
Reliable GPC/SEC results by integrating Chromeleon software and WinGPC UniChrom
Thermo Scientific Chromeleon 7.2 Chromatography Data System (CDS) combines chromatography (HPLC, IC, GC) and routine quantitative MS analysis workflows. PSS WinGPC UniChrom MCDS offers comprehensive...
Sprache
Veröffentlichungsnummer
20473
Publication Type
Notes
Quelle
PSS Application
Jahr
2018
Veröffentlicht
30.10.2018
Autor
A. Williams, D. Held, M. Adler, P. Kilz
Molecular weight determination for Dextran 40/60/70 according to USP/EP Monograph
A specific e-workflow in PSS WinGPC MCDS allows for calibration and molar mass determination for Dextran 40, 60 and 70 as stated by USP and EP.
Sprache
Veröffentlichungsnummer
20472
Publication Type
Notes
Quelle
PSS Application
Jahr
2018
Veröffentlicht
10.10.2018
Autor
W. Radke, D. Held, H. Bock, P. Kilz
T&T GPC/SEC: UV-vis Detection
The most commonly applied detector in gel permeation chromatography/size-exclusion chromatography (GPC/SEC) is the differential refractive index detector, RI. How UV-vis detection, if applicable, adds...
Sprache
Veröffentlichungsnummer
20464
Publication Type
Tip&Trick
Quelle
The Column
Jahr
2018
Veröffentlicht
15.08.2018
Problem
8
Autor
D. Held
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