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PSS Publication Database

Publications

T&T GPC/SEC: _Peak Identification in GPC/SEC
Analyzing a complex mixture of unknown macromolecules and low molar mass compounds is often challenging in GPC/SEC. A disadvantage of the most commonly used detector, the very universal but unspecific…
Language
Publication Number
20354
Publication Type
Tip&Trick
Source
The Column
Year
2010
Publication date
08.12.2010
Issue
12
Author
D. Held
T&T GPC/SEC: _Result Uncertainty - How reliable are Results?
GPC/SEC results and their validity are crucial in many applications, e.g. as part of a QC/QA test for a product release, the registration and accreditation of polymeric products or formulations with…
Language
Publication Number
20382
Publication Type
Tip&Trick
Source
The Column
Year
2012
Publication date
12.06.2012
Issue
6
Author
D. Held, P. Kilz
T&T GPC/SEC: _Sample Preparation
Polymers are sensitive molecules. Depending on the polymer architecture or copolymer composition, it is possible to have bonds present along the polymer chain, which can easily be broken. In…
Language
Publication Number
20376
Publication Type
Tip&Trick
Source
The Column
Year
2011
Publication date
23.08.2011
Issue
8
Author
G. Reinhold
T&T GPC/SEC: _What is the best detector sequence?_
The information and results that are available from detector combinations have been the subject of various Tips&Tricks over the years.This Tip&Trick discusses the general impact of detector…
Language
Publication Number
20384
Publication Type
Tip&Trick
Source
The Column
Year
2012
Publication date
24.05.2012
Author
D. Held, P. Kilz
T&T GPC/SEC: "Green" GPC/SEC and_Solvent Alternatives
The "greenest solution" is certainly using no solvent but gel permeation chromatography/size-exclusion chromatography (GPC/SEC) as a liquid chromatography (LC) technique requires the use of a mobile…
Language
Publication Number
20508
Publication Type
Tip&Trick
Source
The Column
Year
2019
Publication date
10.12.2019
Issue
12
Author
D. Held, J. Preis
T&T GPC/SEC: A look at the importance of molar mass averages.
Why does a macromolecule have several molar masses and what do these indicate?
Language
Publication Number
20257
Publication Type
Tip&Trick
Source
The Column
Year
2007
Publication date
25.01.2007
Issue
10
Author
D. Held, G. Reinhold
T&T GPC/SEC: An Alternative to Calibration with Narrow Standards
When narrow molar mass standards are unavailable, or molar masses of calibration standards are too low to calibrate the complete molar mass range of samples to be characterized, integral calibration…
Language
Publication Number
20410
Publication Type
Tip&Trick
Source
The Column
Year
2013
Publication date
15.08.2013
Issue
8
Author
D. Held, P. Kilz
T&T GPC/SEC: Analysis and Calibration for Low Molar Mass Macromolecules
Macromolecules can range from several hundred daltons to several million daltons in molar mass. There are many applications where only products with a low molecular weight are used. Gel permeation…
Language
Publication Number
20409
Publication Type
Tip&Trick
Source
The Column
Year
2013
Publication date
05.07.2013
Issue
6
Author
D. Held, S. Fugmann, P. Kilz
T&T GPC/SEC: Answering Common Questions About GPC/SEC Columns
The hardest part of any gel permeation chromatography/size-exclusion chromatography (GPC/SEC) separation is selecting the right columns and developing a robust method. Here, we present a selection of…
Language
Publication Number
20446
Publication Type
Tip&Trick
Source
The Column
Year
2015
Publication date
12.06.2015
Issue
6
Author
D. Held, W. Radke
T&T GPC/SEC: Aqueous GPC/SEC for Water-Soluble Macromolecules
Water-soluble macromolecules require water as a mobile phase, and method development therefore seems to be straightforward. At second glance, however, aqueous gel permeation…
Language
Publication Number
20510
Publication Type
Tip&Trick
Source
The Column
Year
2020
Publication date
06.04.2020
Issue
4
Author
D. Held, W. Radke
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