Guest Author – Helen Whitby, PhD A buffer is an AQUEOUS solution containing a weak acid and its conjugate base (or a weak base and its conjugate acid). The pH of a buffer solution changes Continue Reading
pH – ¿Por qué es crítico para su desarrollo del método de la fase móvil?
Autora invitada: Namrata Saxena, especialista técnica Como técnicos en cromatografía, muchos de nosotros no somos conscientes de cuán crítico es el pH en el desarrollo del método, incluso, a veces, es Continue Reading
pH – Why Is It Critical To Your Mobile Phase Method Development?
Guest Author: Namrata Saxena, Technical Specialist As a chromatographer not many of us are aware of how critical pH is in your method development, sometimes it is even considered as Continue Reading
Mobile Phase Preparation – Steps to Take for Ideal Analysis
Guest Author – Technical Expert Genevieve Hodson Liquid Chromatography is reliant upon a accurately made mobile phase. Many chromatographic problems can be attributed to an incorrectly prepared mobile phase. Contamination Continue Reading
Google Honors Danish Biochemist Responsible for the pH Scale – SPL Sørensen
Søren Peder Lauritz Sørensen or S.P.L. Sørensen, was a Danish biochemist who is most known for his introduction of the pH scale in 1909 while studying the effect of ion Continue Reading
Solid Phase Extraction & In-Well Hydrolysis for Analyzing Abusive Drugs
The increase of testing drugs of abuse radically defines the workload for many laboratories, requiring testing methods to be accurate, reliable, and quick, which is where In-Well Hydrolysis and SPE Continue Reading
Utilizing Mobile Phase pH to Maximize Preparative Purification Efficacy
Preparative chromatography is a specialized subset of chromatography, where the goal is to purify a target analyte (or analytes in some cases) from a complex mixture of crude sample. The Continue Reading
What the HILIC is HILIC?
Hydrophilic interaction liquid chromatography (HILIC) is a chromatographic mode used mainly for the separation of polar compounds that are too hydrophilic to be retained in a reversed phase column.
The Proof is in the Litter: How an Innovative Product is Saving Feline Lives
Many pet owners can tell if their furry friend is sick just by looking at them. What if there was a possible diagnosis lurking in your cat’s litter?
Technical Tip: Principle HPLC Conditions for LC/MS
High-performance (or pressure) liquid chromatography, more commonly known as HPLC, can be a useful tool to assist in the improvement or simplicity of mass spectral detection and analysis.