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2026-2050 of 2239 Resource Library
2026-2050 of 2239 Resource Library
APPLICATION NOTE
Introduction Combination drugs containing Paracetamol and Aspirin are widely used analgesics with anti-inflammatory properties for treatment of migraines. UV/Vis spectrometry is a fast and commonly used technique in quality control laboratories for …
APPLICATION NOTE
Introduction Hops are a critical ingredient in beer. Aroma characterization of hops is complex; there are many compounds in hops that contribute to flavor. This application note describes a system that is able to provide both an objective chemical …
APPLICATION NOTE
Introduction Bioethanol, as defined by the U.S. Department of Energy, is a renewable fuel made from biomasses. It has widespread use in producing gasohol, a blend of alcohol and gasoline, which is utilized as an alternative fuel for cars and other …
APPLICATION NOTE
Introduction Titanium dioxide (TiO 2 ) nanoparticles are commonly used in sunscreens as part of the formulation to block the sun’s harmful UV rays. As the use of nanoparticles (NPs) in consumer products has increased, concern has risen as to the health …
APPLICATION NOTE
Introduction Separating and measuring the physical and chemical properties of monometallic and bimetallic engineered nanoparticles (NPs) is challenging, especially when mixtures of NPs consist of particles of similar size, composition, and especially …
APPLICATION NOTE
A P P L I C A T I O N N O T E ** conclusion or other key text ** Approx. 220 Characters Technology Line 1 Technology Line 2 Introduction Since there are no federal regulations for pesticide analysis in cannabis, individual states define and regulate the …
APPLICATION NOTE
A P P L I C A T I O N B R I E F Physical Testing - Food AUTHORS Emily Moore PerkinElmer, Inc., Ontario, Canada Jennifer M.C. Dang Research Scientist PerkinElmer, Inc., Sidney, Australia Martin Hallin Research Scientist PerkinElmer, Inc., Stockholm, Sweden …
APPLICATION NOTE
Introduction Patulin, a toxic mycotoxin substance produced by molds, such as Penicillium, Aspergillus, and Byssochlamys, is frequently found on fruits, vegetables, cheese and grains. Patulin contamination is most common on damaged fruits, often intended …
APPLICATION NOTE
Introduction Elasticity is one of the most important properties of rubber materials. During processing rubbers are modified by additives and fillers to form products with a desired colour and exhibiting specific mechanical and electrical properties. To …
APPLICATION NOTE
Introduction Polycyclic aromatic hydrocarbons (PAHs), a class of complex compounds containing two or more benzene rings, are widely found in the environment and food. PAHs are formed during the incomplete combustion of organic matter, such as wood …
APPLICATION NOTE
Introduction Ochratoxin A (OTA) is a secondary metabolite produced by Penicillium and Aspergillus fungi species found in soil and organic matter, and is one of the most widely reported of the nearly 400 recognized mycotoxin contaminants of agricultural …
APPLICATION NOTE
Introduction Consumption of seafood is the primary exposure route of methylmercury for humans, emphasizing the importance of accurately measuring methylmercury in fish. As with all analytical method setup, the determination of methylmercury content in …
APPLICATION NOTE
Introduction For many children around the globe, commercial baby foods are the main source of nutrients and energy, and therefore their quality and safety are critical and must be monitored. In March 2021, the U.S. House of Representatives introduced …
APPLICATION NOTE
Evolved Gas Analysis: A High Sensitivity Study of a Solvent of Recrystallization in a Pharmaceutical
Introduction Thermogravimetric analysis (TGA) of materials is commonly used to measure weight loss as a sample is heated or held isothermally. In the pharmaceutical industry, materials often show weight losses associated with the loss of solvent/ water, …
APPLICATION NOTE
Introduction The concept of High-Throughput Design has gained more and more interest as a way to increase profitability and to decrease research costs. One technique that can increase the ability of a laboratory to evaluate formulations is HyperDSC™ or …
APPLICATION NOTE
Introduction Many pharmaceutical materials exhibit polymorphism, and depending upon the given processing conditions, the crystalline form may exist in two or more states. The existence of these polymorphic crystalline states is important for many …
APPLICATION NOTE
Introduction One important aspect associated with many pharmaceutical materials is the water content. Moisture, in the form of free water or hydrate(s) (chemically bound) will affect the properties of the pharmaceutical material including: thermal …
APPLICATION NOTE
Introduction Sucrose is a well known material used for a variety of applications. In its simplest form it is used as sugar in cooking or for coffee. It is also used as an excipient in some pharmaceutical preparations. This study showshow the amount of …
APPLICATION NOTE
Introduction Fuel cells offer cleaner and more-efficient energy than the internal-combustion engine. Many types of fuel cells are now available based on the electrolyte used, including polymer electrolyte membrane fuel cells (PEMFC), direct methanol …
APPLICATION NOTE
Introduction Rechargeable batteries are of high current interest as a storage medium for electrical energy. Although lithium-ion batteries are state of the art today, alternatives are also being intensively evaluated. Sodium-ion batteries are currently …
APPLICATION NOTE
Introduction PVDF (Polyvinylidene fluoride), along with other polymers such as SBR and PTFE, is commonly used as a binder in the anode of lithium-ion batteries due to its electrochemical and chemical stability, and high adhesion to the current …
APPLICATION NOTE
Introduction Biodiesel, also referred to as fatty acid methyl ester (FAME), is a renewable and biodegradable fuel manufactured from vegetable oils, animal fats as well as recycled cooking greases and oils. A quick and accurate test method is highly …
APPLICATION NOTE
Introduction In designed formulations for lyophilized drugs, it is important to know the collapse temperature of the cake. If the collapse temperature is exceeded, the cake will collapse and the batch will be ruined. The collapse temperature is often …
APPLICATION NOTE
Introduction Due to high total dissolved solids (TDS), seawater is considered one of the most difficult matrices to analyze for the presence of heavy metals and other trace elements. Plus, trace elements in open-ocean seawater are even lower than in …
APPLICATION NOTE
Introduction With rising global populations and the increasing industrialization of both land and sea, the contamination of coastal seawater by metals and metalloids is of increasing concern. This has an adverse effect on both the biological communities …