Characterizing polymers with similar molecular weight but different properties
8th April 2025
TESTA Analytical reports a major polymer manufacturer is using their COMBO-ONE detector, as part of a GPC/SEC system, to characterize the structure of macromolecules that offer desirable performance properties. Read More
Audit ready tool for HPLC pump validation
12th March 2025
TESTA Analytical has released an updated version of its HPLC Pump Qualification Pack designed for regulated labs looking to qualify the operation and performance of their HPLC systems. Read More
Differential Refractometer improves light scattering molecular weight determination
10th February 2025
TESTA Analytical reports that its Differential Refractometer improves the precision of dn/dc determination using light scattering techniques. An accurate dn/dc value is essential in molecular weight determination of biopolymers and polymers by light scattering. Read More
Realtime monitoring of GPC/SEC flow rate
15th December 2024
A new technical study from TESTA Analytical demonstrates the importance of continuous monitoring of current flow rate in GPC/SEC experiments. Read More
HPLC Performance Tracker Module
5th December 2024
FlowChrom from TESTA Analytical is an automated non-invasive, real-time monitoring system providing a continuous digital record of your HPLC system performance. Read More
HPLC Pump Qualification Pack
13th November 2024
TESTA Analytical has launched the HPLC Pump Qualification Pack - an efficient, fast, and reliable tool for regulated laboratories looking to qualify the operation and performance of their HPLC systems. Read More
Improving fraction purity and yields from preparative liquid chromatography
9th October 2024
The Prep Flowmeter from TESTA Analytical is a new compact device for continuous monitoring of preparative HPLC purification and downstream processing systems. Read More
Qualifying the operation and performance of HPLC systems
10th September 2024
TESTA Analytical reports how its liquid chromatography flowmeter is helping a leading German analytical services company to regularly qualify the operation and performance of their HPLC systems. Read More
Intuitive software for multi-detector GPC/SEC
6th August 2024
ParSEC Advanced software from TESTA Analytical is designed to acquire and analyze data from GPC /SEC systems fitted with any combination of refractive index, light scattering, UV, and viscosity detectors. Read More
Strict Quality Control of Polymeric Raw Materials
15th July 2024
TESTA Analytical reports how a German customer is using its GPC/SEC system to monitor the specifications of incoming raw materials. Read More
Validating HPLC results obtained using any solvent
13th June 2024
TESTA Analytical has published a new technical study that demonstrates the utility of its non-invasive liquid flowmeter for validating the performance of HPLC systems across a wide range of different solvents. Read More
Chinese Metrology Institute approves TESTA HPLC flowmeter
16th May 2024
TESTA Analytical reports, after extensive testing, that its high-precision HPLC flowmeter has been approved by one of the most prestigious Metrology Institutes in Beijing, China. Read More
Powerful triple detector for GPC/SEC
17th April 2024
TESTA Analytical announce Trinity – a powerful new triple detector for Gel Permeation Chromatography / Size Exclusion Chromatography (GPC/SEC). Read More
Combination detector reveals essential macromolecular properties
12th March 2024
TESTA Analytical report how its COMBO-TWO MALS/DRI combination detector for Gel Permeation Chromatography (GPC) is helping biopharmaceutical and advanced materials researchers unlock essential macromolecular physical properties including molecular weight, structure, and conformation. Read More
A Chromatography Innovator has left us
7th February 2024
Dr. Knauer was a true innovator, seeking improvement in any aspect of a chromatographic device or instrument he or his team conceived. He was always open to new ideas, ready to jump into new challenges. Read More
Universal Detector for Challenging Chromatography Applications
10th January 2024
TESTA Analytical offer a range of Differential Refractive Index (DRI) detectors designed and proven to enhance the performance of almost any GPC/SEC, HPLC or UHPLC system. Read More
Continuous validation of HPLC performance in a regulated lab environment
19th December 2023
TESTA Analytical reports on how its flowmeter software driver for chromatography data systems (CDS) has successfully passed extensive testing in a regulated pharmaceutical laboratory environment. Read More
Compliance software and IQ/OQ/PQ services for particle sizing
13th November 2023
TESTA Analytical announce new 21CFR Part 11 compliance software for use with its popular family of NanoBrook particle sizing and zeta potential instrumentation. . Read More
Flowmeter Software Driver for Chromatography Data Systems
16th October 2023
TESTA Analytical announce a powerful new software driver that allows control and collection of data from any of its AB-4XXXX Series liquid flowmeters using a chromatography data system (CDS) which supports the Agilent Technologies rapid control framework (rc.NET). Read More
Dual detector for demanding GPC/SEC applications
6th September 2023
The COMBO-ONE Viscometer/DRI detector from TESTA Analytical sets a new standard for demanding GPC/SEC applications such as those focused on investigating the structure and branching of polymers. Read More
Automated software for HPLC pump validation
8th August 2023
TESTA Analytical Solutions e.K. has announced a new software tool for its AB4000X range of flowmeters enabling labs to automatically validate the performance of HPLC, uHPLC and GPC/SEC pumps. Read More
Early detection of gas bubbles improves pump performance
10th July 2023
TESTA Analytical has published a study that demonstrates how their Solvent Line Monitor is a valuable monitoring device for safeguarding HPLC, flow chemistry or liquid dosing systems from the many problems caused by undissolved gas bubbles. Read More
Versatile 7-Angle MALS Detector
6th June 2023
The BI-MwA Multi-Angle Light Scattering (MALS) detector from TESTA Analytical offers the highest performance to price ratio of any light scattering system available for molecular weight determination. Read More
Continuous quality assessment of HPLC pump performance
11th May 2023
The Liquid Chromatography Flowmeter (LCF) from TESTA Analytical sets a new standard as a real-time monitoring device for continuously measuring the performance of pumps serving HPLC and uHPLC systems. Read More
Ensuring the accuracy of reagent dispensing pumps
13th April 2023
TESTA Analytical has launched a new PC App to expand its versatility and further simplify using their Solvent Line Monitor device. Read More
High performance retrofit viscometer detector for GPC/SEC
8th March 2023
The HK Series Differential Viscometer from TESTA Analytical offers labs using Gel Permeation Chromatography (GPC/SEC) the opportunity to upgrade their system performance with a new best-in-class detector. Read More
Rapid scanning UV detector for high temperature process monitoring
20th February 2023
TESTA Analytical Solutions e.K has expanded the capabilities of its rapid scanning UV Detector with a new flow cell designed for high temperature operation. Read More
TESTA Analytical launch new GPC/SEC combination detector
17th January 2023
TESTA Analytical has developed a new Multiple Angle Light Scattering / Differential Refractive Index (MALS / DRI) combination detector package for more demanding Gel Permeation Chromatography (GPC/SEC) application. Read More
Differential Refractive Index detector delivers outstanding GPC/SEC results
7th December 2022
Operating from room temperature up to 80° C, with high thermal stability, the TESTA Analytical Differential Refractive Index (DRI) detector offers highly accurate and reliable determination of absolute concentration and total mass balance in GPC/SEC applications. Read More
Flow device helps improve accuracy and reproducibility of chemical reactions
9th November 2022
For labs looking to improve accuracy, reproducibility, and yield from liquid phase chemical reactions - TESTA Analytical Solutions e.K has developed the Chemistry flowmeter. Read More
High resolution microflowmeter ensures reliability of quantitative LC/MS
10th October 2022
TESTA Analytical Solutions e.K. announce the AB-40004 microflowmeter (µFlowmeter) - a non-invasive device designed to provide continuous high precision measurement of low volume liquid flows. Read More
Failsafe monitor to shut off your HPLC if a solvent reservoir runs dry
7th September 2022
The Solvent Line Monitor from TESTA Analytical is a true plug-and-play addition to any HPLC system designed to detect when one or more of its pump solvent reservoirs are empty and automatically shut-off the system. Read More
Software Assists Precise Flow Monitoring
8th August 2022
Testa Analytical has introduced version 1.4 of its flowmeter software for continuous monitoring of liquid flow from an analytical or preparative HPLC system, peristaltic pump, flow chemistry system or mass spectrometer. Read More
Refractive Index Detector Kits for HPLC & uHPLC
18th July 2022
Based on decades of experience in the chromatography field, TESTA Analytical Solutions e.K. has designed a Differential Refractive Index (DRI) detector kit adaptable to fulfil the specific demands of different HPLC system manufacturers. Read More
Programmable, high sensitivity monitor for detecting gas bubbles
16th June 2022
TESTA Analytical Solutions e.K has launched the Solvent Line Monitor – a programmable, high sensitivity device for detecting gas bubbles in HPLC, Ion chromatography and flow chemistry systems. Read More
Fast & Accurate Measurement of Mass Flow from Peristaltic Pumps
7th April 2022
TESTA Analytical Solutions e.K reports how its real time flowmeter can be used to determine average flow rate as well as peak values of pulsation, thereby enabling selection of the most appropriate setting for any peristaltic pump application. Read More
Continuous Monitoring of HPLC Pump Performance
15th March 2022
TESTA Analytical Solutions e.K reports how a leading European manufacturer of Chromatography Instrumentation is using its Liquid Chromatography Flowmeter to further improve performance of their top notch HPLC Systems. Read More
MALS Detector for GPC/SEC characterization of polymers & proteins
8th February 2022
The BI-MwA Multi-Angle Light Scattering (MALS) system from Testa Analytical Solutions e.K. is a high-performance detector for studying polymers and proteins in solution as well as investigating aggregation, oligomerization, and complex formation. Read More
Liquid Chromatography Flowmeter adapts to wide range of applications
12th December 2021
Testa Analytical Solutions e.K has launched a new enhanced version of its popular Liquid Chromatography Flowmeter. Read More
Optimized Refractive Index Detectors
9th November 2021
Testa Analytical Solutions e.K reports on growing interest in OEM versions of its Differential Refractive Index (DRI) detector to enhance the performance of both HPLC and GPC/SEC systems. Read More
Fast & Accurate HPLC Pump Flow Rate Calibration
17th August 2021
TESTA Analytical Solutions e.K reports that its popular Liquid Chromatography Flowmeter is being used to determine accurate flow rate calibration data from HPLC pumps in just a few minutes. Read More
Remote Cell Enables UV Measurement under Harsh Conditions
13th July 2021
TESTA Analytical Solutions e.K has introduced a remote cell version of its Rapid Scanning UV Detector kit allowing this elegant OEM technology to be integrated into a wider range of industrial applications. Read More
Differential Refractometer for Polymer & Protein Analysis
25th January 2021
The new HK Series Differential Refractometer from Testa Analytical Solutions e.K sets a benchmark for precise determination of specific refractive index increment (dn/dc) - an important parameter for polymer and protein molecular weight determination using light scattering techniques. Read More
Dual Detector Enables Sensitive Determination of Molecular Weight Distribution
14th January 2021
Testa Analytical Solutions e.K reports on the development and OEM supply of a novel combination refractive index / viscometry detector for Brookhaven Instruments Corporation (Holtsville, NY, USA). Read More
Real-Time Monitoring of HPLC Pump Performance
25th November 2020
TESTA Analytical Solutions has published a technical report that evaluates an exciting new liquid flowmeter device designed to provide continuous real-time monitoring of the pump flow rate of any liquid chromatography system. Read More