Quantcast
Channel: Application Notes
Browsing all 20 articles
Browse latest View live

Analysis of Nitrosamines in Malt

In brewing, barley undergoes a malting process, the grain if first drenched to make it germinate and then dried in kilns to capture the sugar and flavor compounds for the brewing process.Date: Mon,...

View Article



Amino Acid Analysis According to European Pharmacopoeia 8.0

The European Pharmacopoeia (Ph. Eur.) defines requirements for the qualitative and quantitative composition of medicines, as well as the tests to be carried out on medicines and on substances and...

View Article

Separation of Macrocyclic Lactones

Avermectins are a series of 16-membered macrocyclic lactone derivatives that are used extensively in animal and crop protection.Date: Mon, 2015-06-01 (All day)Publish Start Date: Mon, 2015-06-01 (All...

View Article

Accurate Pain Management Analysis in Under 5 Min on Raptor Biphenyl...

Pain management LC analyses can be difficult to optimize due to the limited selectivity of C18 and phenyl-hexyl phases.Date: Mon, 2015-06-01 (All day)Publish Start Date: Mon, 2015-06-01 (All...

View Article

Determination of Highly Polar Pesticide Residues in Food of Plant Origin, by...

In the global market for fresh fruit, the United States is a major exporter of apples and orange fruits to various countries.Date: Mon, 2015-06-01 (All day)Publish Start Date: Mon, 2015-06-01 (All...

View Article


Characterization of PLGA Using SEC–MALS-VIS

Poly(lactic-co-glycolic acid) (PLGA) is a copolymer based on glycolic acid and lactic acid. The two monomer units are linked together by ester linkages and form linear polyester chainsDate: Mon,...

View Article

CAPCELL CORE ADME S2.7, a Novel Adamantyl Stationary Phase, Alternative to...

CAPCELL CORE ADME S2.7 (ADME) is a column packed with a novel stationary phase of superficially porous silica (core shell particle) modified by adamantyl functional groups.Date: Mon, 2015-06-01 (All...

View Article

Synthetic Rubbers: Polybutadiene

Synthetic elastomers have replaced natural rubber to an astonishing degree, and account for more than 70% of the rubber used today. In the United States alone, 5 million tons of synthetic rubber are...

View Article


Extraction of Drugs of Abuse in Urine Using Solid Phase Extraction

The term drugs of abuse (DOA) can be applied to a wide variety of natural and synthetic compounds prevalent in human culture.Date: Mon, 2015-06-01 (All day)Publish Start Date: Mon, 2015-06-01 (All...

View Article


Make Your Unknowns, “Known” with High Resolution Mass Spectrometry

The combination of high performance mass spectrometry and comprehensive two-dimensional GC definitively takes unknown components and unambiguously identifies an important odor component in a perfume...

View Article

Improved Retention for Polar Organic Acids with Unique Multi-Mode Columns in...

The challenging retention of polar organic acids in reversed phase conditions is accomplished using a unique multi-mode stationary phase.Date: Mon, 2015-06-01 (All day)Publish Start Date: Mon,...

View Article

Replacing Stacked Ring Reflectron Lenses with Segmented Monolithic Resistive...

Reflectron lenses are used in time-of-flight (TOF) mass spectrometers to create an electrostatic field to alter ion flow, providing for a longer flight path and therefore greater resolution.Date: Mon,...

View Article

Understanding Antibody and Viral Glycoprotein Interactions Using CG–MALS

Viral glycoproteins are often the only antigens found on the viral surface, and are therefore key targets for neutralizing antibodies. Analyzing the type and affinity of the different molecular...

View Article


Extraction of Vitamin D using ISOLUTE® PLD+

ISOLUTE® PLD+ Protein and Phospholipid Removal plates offer a substantial improvement in extract cleanliness compared to traditional protein precipitation techniques – this application note...

View Article

Analysis of Nicotine and Impurities in Electronic Cigarette Solutions and Vapour

Electronic cigarettes (e-cigarettes) are growing in popularity exponentially. Despite their ever-growing acceptance, relatively little work has been done to characterize their vapor.Date: Tue,...

View Article


Determination of 11-nor-9-Carboxy-THC in Human Urine by QuEChERS and LC–MS–MS

11-nor-9-Carboxy-THC, known as THCA or carboxy-THC, is the main secondary metabolite of THC. THCA is not psychoactive but has a long half-life. Due to this attribute, determination of THCA in urine...

View Article

Choosing an Optimal Co-Solvent for SFC

With all of the covalently bonded chiral stationary phases available in the market, the choice of solvents has increased. Thus, a study of various solvents will be tested on bonded and coated phases...

View Article


Monoclonal Antibody Purification with a High Capacity Protein A Resin

Protein A resins constitute a substantial cost in state-of-the-art mAb purification processes. Factors such as operating cycles, capacity, and mAb titer can have an impact on total costs associated...

View Article

Comprehensive Characterization of Essential Oil by GC×GC–TOF MS

This Application Note shows that GC×GC–TOF MS can be used as a high-performance tool for comprehensively screening the total composition of essential oils. ‘Reference-quality’ spectra for both high-...

View Article

Quantitation of Benzodiazepine and Z-drug Hypnotics Using High Resolution,...

Benzodiazepines and Z-drug hypnotics are psychoactive drugs that are used for a wide range of clinical therapies including anticonvulsant, sedative, hypnotic, anxiolytic and anti-insomnia treatments....

View Article
Browsing all 20 articles
Browse latest View live




Latest Images