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Technische Hinweise

Technische Hinweise heben besondere Merkmale von KNAUER-Produkten oder anderen Themen mit einem stärker technischen Fokus hervor.

Number of Technical Notes

Understanding system peaks in GPC/SEC for accurate and reliable analysis
Understanding system peaks in GPC/SEC for accurate and reliable analysis

Application No.: VTN0046 | Version 1 11/2025
Method: GPC/SEC
Mode: GPC/SEC

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Analysis of HPLC fractions by Benchtop NMR
Analysis of HPLC fractions by Benchtop NMR

Application No.: VTN0045P | Version 1 02/2025
Method: HPLC
Mode: RP

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Introducing the KNAUER HTQC system solution for High Throughput Quality Control
Introducing the KNAUER HTQC system solution for High Throughput Quality Control

Application No.: VTN0044 | Version 1 08/2025
Method: UHPLC
Mode: RP

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Boosting GPC/SEC data reproducibility and accuracy with a flow marker
Boosting GPC/SEC data reproducibility and accuracy with a flow marker

Application No.: VTN0043 | Version 1 07/2025
Method: GPC/SEC
Mode: GPC/SEC

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Optimizing molecular weight determination: A comprehensive guide to SEC/GPC
Optimizing molecular weight determination: A comprehensive guide to SEC/GPC

Application No.: VTN0042 | Version 1 05/2025
Method: GPC/SEC
Mode: GPC/SEC

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Sandwiches for all – benefits and injection principles of the KNAUER Liquid Handler LH 8.1
Sandwiches for all – benefits and injection principles of the KNAUER Liquid Handler LH 8.1

Application No.: VTN0041 | Version 1  3/2025
Method: HPLC
Mode: RP

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Benefits of KNAUER´s trouble-free analytical capillaries in terms of HPLC and UHPLC system performance
Benefits of KNAUER´s trouble-free analytical capillaries in terms of HPLC and UHPLC system performance

Application No.: VTN0040 | Version 1  02/2025
Method: HPLC, UHPLC
Mode: RP

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The Heat is On – Thermal optimization of HPLC systems with the KNAUER Eluent Preheating Cartridge
The Heat is On – Thermal optimization of HPLC systems with the KNAUER Eluent Preheating Cartridge

Application No.: VTN0039 | Version 1 04/2025
Method: HPLC
Mode: RP

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New high-pressure valve to switch between four columns for easy HPLC method development
New high-pressure valve to switch between four columns for easy HPLC method development

Application No.: VTN0083 | Version 1  12/2024
Method: HPLC
Mode: RP

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Inject, collect, repeat - Stacked injection made easy
Inject, collect, repeat – Stacked injection made easy

Application No.: VTN0037 | Version 1  1/2025
Method: Preparative HPLC
Mode: Other

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Automation of HPLC vial reading using barcode scanners – instructions for the chromatography software
Automation of HPLC vial reading using barcode scanners – instructions for the chromatography software

Application No.: VTN0036 | Version 1  09/2024
Method: HPLC
Mode: Scan Barcode

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Automation in preparative chromatography –discover the device best suited for your application
Automation in preparative chromatography – discover the device best suited for your application

Application No.: VTN0033 | Version 2  04/2025
Method: Preparative HPLC
Mode: Purification

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Optimize your HPLC-UV system for applications with trifluoroacetic acid (TFA)
Optimize your HPLC-UV system for applications with trifluoroacetic acid (TFA)

Application No.: VTN0032 | Version 1  3/2024
Method: HPLC
Mode: RP

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The break-free valve – fractionation with low pressure spikes at high flow rates
The break-free valve – fractionation with low pressure spikes at high flow rates

Application No.: VTN0031 | Version 1 09/2023
Method: Preparatvive HPLC
Mode: Other

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No more compromise – preparative LC systems for purifications with high flow and high back pressure
No more compromise – preparative LC systems for purifications with high flow and high back pressure

Application No.: VTN0030 | Version 1 08/2023
Method: Preparative HPLC
Mode: Other

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Implement the new USP 621 changes for higher productivity – greener and faster (U)HPLC methods with modern columns
Implement the new USP 621 changes for higher productivity – greener and faster (U)HPLC methods with modern columns

Application No.: VTN0029 | Version 1 07/2023
Method: (U)HPLC
Mode: Other

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Improved recycling chromatography – how to make faster and automatic separations of peak pairs
Improved recycling chromatography – how to make faster and automatic separations of peak pairs

Application No.: VTN0028 | Version 1  9/2023
Method: Preparative HPLC
Mode: RP

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Uninterruptible Power Supply – UPS for a safe and stable operation of the KNAUER AZURA® (U)HPLC systems
Uninterruptible Power Supply – UPS for a safe and stable operation of the KNAUER AZURA® (U)HPLC systems

Application No.: VTN0027 | Version 1 04/2023
Method: HPLC
Mode: Other

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Two step purification with the sample pump set up and PurityChrom<sup>®</sup> 6
Two step purification with the sample pump set up and PurityChrom® 6

Application No.: VTN0026 | Version 1 11/2022
Method: FPLC
Mode: IEC/SEC

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Two step purification with a basic set up and PurityChrom 6
Two step purification with a basic set up and PurityChrom® 6

Application No.: VTN0025 | Version 1 11/2022
Method: FPLC
Mode: IEC/SEC

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Advantages in online SPE using the 8-port 2-position and multi-injection valve for PAH analysis
Advantages in online SPE using the 8-port 2-position and multi-injection valve for PAH analysis

Application No.: VTN0024 | Version 1 11/2022
Method: HPLC
Mode: RP

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®
Investigation of system performance – of the KNAUER AZURA® UHPLC system

Application No.: VTN0023 | Version 1 6/2023
Method: UHPLC
Mode: RP

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Reduce pulsation – improve performance and increase longevity of your column using the pulse damper with the AZURA® P 2.1L
Reduce pulsation – improve performance and increase longevity of your column using the pulse damper with the AZURA® P 2.1L

Application No.: VTN0022 | Version 1 09/2021
Method: Preparative HPLC
Mode: RP

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Green SEC/GPC – comparison of two calibrations in three different solvents
Green SEC/GPC – comparison of two calibrations in three different solvents

Application No.: VTN0021 | Version 1 10/2021
Method: HPLC
Mode: GPC

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Evaluation of a pulse damper for FPLC systems with a P 6.1L pump
Evaluation of a pulse damper for FPLC systems with a P 6.1L pump

Application No.: VTN0020 | Version 1 09/2021
Method: FPLC
Mode: SEC

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Reduce pulsation – improve performance and increase longevity of your column using the pulse damper with the AZURA® SEC FPLC System
Reduce pulsation – improve performance and increase longevity of your column using the pulse damper with the AZURA® SEC FPLC System

Application No.: VTN0019 | Version 1 08/2021
Method: FPLC
Mode: SEC

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Two step purification with the sample pump set up
Two step purification with the sample pump set up

Application No.: VTN0015 | Version 1 12/2020
Method: FPLC
Mode: IEC

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Two step purification with a basic set up
Two step purification with a basic set up

Application No.: VTN0014 | Version 1 12/2020
Method: FPLC
Mode: IEC

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Guide for two step purification - principles and system set up
Guide for two step purification – principles and system set up

Application No.: VTN0013 | Version 1 12/2020
Method: FPLC
Mode:

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Simultaneous sampling of two product streams
Simultaneous sampling of two product streams

Application No.: VTN0012 | Version 2 05/2021
Method: SMB
Mode: RP

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Simulated Moving Bed (SMB) inline sampling
Simulated Moving Bed (SMB) inline sampling

Application No.: VTN0011 | Version 1 12/2020
Method: SMB
Mode: RP

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Streamlining of equipment: Hybrid system for preparative and analytical LC
Streamlining of equipment: Hybrid system for preparative and analytical LC

Application No.: VTN0010 | Version 1 10/2020
Method: Prep. & analyt. HPLC
Mode: RP

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HILIC - Sugars and fructooligosaccharide analysis
HILIC – Sugars and fructooligosaccharide analysis

Application No.: VTN0009 | Version 1 06/2020
Method: HPLC
Mode: HILIC

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Start up, shut down - Screening of pressure sensitive columns with the 8 port 2-position valve
Start up, shut down – Screening of pressure sensitive columns with the 8 port 2-position valve

Application No.: VTN0008 | Version 1 10/2020
Method: HPLC
Mode: Ion exclusion, Ligand exchange

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Recycle your peaks – A comparison of two recycling methods
Recycle your peaks – A comparison of two recycling methods

Application No.: VTN0007 | Version 1  04/2020
Method: Peak recycling
Mode: Other

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Boosting your sensitivity - Analysis of fluorescence-labeled proteins with semi-preparative FPLC and FLD
Boosting your sensitivity – Analysis of fluorescence-labeled proteins with semi-preparative FPLC and FLD

Application No.: VTN0006 | Version 1 06/2020
Method: FPLC
Mode: SEC

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When they go LOW, we go HIGH! Comparing sensitivity levels for the analysis of fluorescence-labeled proteins
When they go LOW, we go HIGH! Comparing sensitivity levels for the analysis of fluorescence-labeled proteins

Application No.: VTN0005 | Version 1 03/2020
Method: FPLC
Mode: SEC

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