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Publications

T&T GPC/SEC: Copolymer Analysis in GPC/SEC_2: Polymer Liquid Adsorption Chromatography
The CCD can be determined using several techniques including dual detection (see Tip&Trick copolymer analysis part 1). In this case GPC/SEC separation based on the size (hydrodynamic volume) is...
Language
Publication Number
20340
Publication Type
Tip&Trick
Source
The Column
Year
2010
Publication date
20.08.2010
Issue
8
Author
P. Kilz
Application: Absolute molar masses for phenol formaldehyde resins with GPC/SEC-ESI
Phenol formaldehyde resins are formed by a step-growth polymerization. GPC/SEC with RI and UV detection is often used to characterize resins and to quantify the amount of different oligomeric species....
Language
Publication Number
20343
Publication Type
Published Paper
Source
LC/GC Europe The Application Book
Year
2010
Publication date
23.07.2010
Issue
7
Author
F. Gores
Woher kommt der Peak (T&T)
Der Standarddetektor in der GPC/SEC ist der Brechungsindexdetektor (RI). Dieser zeigt oft im niedermolekularen viele Peaks, unter anderem auch negative Peaks. Der Anwender muss bei der Auswertung nun...
Language
Publication Number
20338
Publication Type
Tip&Trick
Source
LaborPraxis Laborjournal
Year
2010
Publication date
15.07.2010
Issue
7
Author
D. Held
Product Information: SECcurity GPC1260: Neue Lösungen für die umfassende Analyse von Makromolekülen
Das neuentwickelte GPC1260 gehört zur 1200-Familie. Bewährte Eigenschaften wie Verlässlichkeit und Zuverlässigkeit wurden beibehalten Leistungsumfang und Empfindlichkeit wurden weiterentwickelt, um...
Language
Publication Number
20333
Publication Type
Product information
Year
2010
Publication date
01.07.2010
Product Information: SECcurity GPC1260: New Solutions for Comprehensive Analysis of Macromolecules
The GPC1260 is part of the 1200 family. Proven reliability and robustness have been kept sensitivity and performance have been increased for uncompromised data quality and higher productivity.
Language
Publication Number
20334
Publication Type
Product information
Year
2010
Publication date
01.07.2010
Eine bessere Auflösung erreichen (T&T)
In der GPC/SEC werden oftmals Proben mit einer breiten Molmassenverteilung untersucht, die zum Teil multimodal vorliegen und zudem noch Zusatzpeaks, zum Beispiel von Additiven, zeigen. Wie kann man...
Language
Publication Number
20337
Publication Type
Tip&Trick
Source
LaborPraxis Laborjournal
Year
2010
Publication date
20.06.2010
Issue
6
Author
D. Held
Troubleshooting: Missing Peak
Q: I have injected a sample and I don't see a signal. What can be the reason for this?
Language
Publication Number
20327
Publication Type
Published Paper
Source
Separation Science
Year
2010
Publication date
10.06.2010
Issue
6
Author
D. Held
T&T GPC/SEC: Copolymer Analysis in GPC/SEC_1: Compositional analysis by GPC/SEC with multiple detection
GPC/SEC analysis reveals a multitude of molar mass information about unknown samples which are chemically simple or homogenous. However, results for copolymers may be compromised by the fact that...
Language
Publication Number
20339
Publication Type
Tip&Trick
Source
The Column
Year
2010
Publication date
08.06.2010
Issue
6
Author
P. Kilz
Pharmaceutical Analysis Application: Molecular weight cut-off determination for polysulfone membranes
Polysulfone allows easy manufacturing of membranes, with reproducible properties and controllable pore sizes. These membranes are used for applications like haemodialysis, but also for waste water...
Language
Publication Number
20331
Publication Type
Application
Source
PSS Application
Year
2010
Publication date
12.05.2010
Author
P. Kilz, D. Held
Optimierung der Messbedingungen(T&T)
Mit GPC/SEC können sowohl extrem hochmolekulare Proben als auch niedermolekulare Proben (z.B. Oligomere) untersucht werden. Unterschiedliche Proben verlangen aber oft unterschiedliche...
Language
Publication Number
20336
Publication Type
Tip&Trick
Source
LaborPraxis Laborjournal
Year
2010
Publication date
12.05.2010
Issue
5
Author
D. Held
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