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751-775 of 2477 Resource Library
751-775 of 2477 Resource Library
APPLICATION NOTE
Introduction Volatile Organic Compounds (VOCs) have been identified as a major source of air pollution, and as such, have been regulated as a cause of both primary and secondary pollution, such as photochemistry smog. The U.S. Environmental Protection …
APPLICATION NOTE
Introduction ATR chemical imaging has advanced the state of the art in chemical imaging of certain types of pharmaceutical tablets. It provides a very large improvement in achievable spatial resolution compared with NIR chemical imaging, and sharper, …
BRIEF
Introduction In the world of procurement, cost savings is typically the key driver in purchasing decisions, with value and quality considered secondary. While these financial-based decisions may look right on paper, in reality, they can negatively …
APPLICATION NOTE
Introduction The use of IR imaging expands the measurement possibilities by giving information about the individual types of materials present in the collected particles. The information from the IR imaging experiment is not only qualitative (i.e. …
APPLICATION NOTE
Introduction The analysis of soils for elemental contents presents challenges during the sample preparation step. A common method for preparing a soil sample for inorganic elemental analysis involves digesting the soil sample in an acid that is heated …
APPLICATION NOTE
Introduction The prevention and control of water pollution is of critical importance to protecting both human and environmental health, and as a result, water must be monitored for pollutants at various stages, starting from the discharge of wastes and …
VIDEO
Introduction In the farming calendar, harvest season is critically important for grain market players around the world. Growers, traders, millers, and processors closely monitor the quality of crops to make the best use of the harvest. The quality of …
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 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 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 A Compendium of Food Adulteration and Authenticity Application Notes: Herbs and spices, Olive oil, yogurt candy, milk, cocoa powders, maple syrup. … Food Adulteration & Authenticity …
WEBINAR
Introduction In-service oil and lubricant testing labs are often challenged with fast turnaround and analytical accuracy, while controlling operating costs. At the same time, particle counting has become routine for lubricant condition monitoring and …
APPLICATION NOTE
Fast Digestion Analysis of Lead and Cadmium in Rice Using GFAAS with Deuterium Background Correction
Introduction Toxic elements, such as lead (Pb) and cadmium (Cd), are entering the food chain through environmental contamination. Rice, as the most widely consumed cereal grain in Asia, can quickly pick up Pb and Cd from soil, thereby seriously …
APPLICATION NOTE
Introduction The application note discusses how PerkinElmer's Pyris STA 9 Simultaneous Thermal Analyzer (STA) enhances productivity in pharmaceutical laboratories by conducting Thermogravimetric Analysis (TGA) and Differential Scanning Calorimetry (DSC) …
APPLICATION NOTE
Introduction In Pharmaceutical Industries, analytical instruments are routinely used to assess that a certain product meets the required specification to guarantee quality and safety. In the US Pharmacopoeia, the general chapter USP <1058> describes the …
APPLICATION NOTE
Introduction Lactate generation and quantification is a topic of increasing interest in cancer metabolic research and also one of the most often measured parameters during clinical exercise testing and performance testing of athletes. Lactate also has …
APPLICATION NOTE
Introduction Using the LAMBDA 465 UV/Vis Spectrophotometer and UV Lab software, quantification of the oligonucleotide was performed.The range of concentrations was 0.5 - 2.0 µM. Rapid acquirement of spectra and good sensitivity were obtained with the …
APPLICATION NOTE
Introduction The application note details a method for quantifying proteins using the FL 6500 Fluorescence Spectrometer and NanoOrange dye. This approach is highlighted for its sensitivity and specificity, especially suitable for detecting low-abundance …
APPLICATION NOTE
Introduction Mycotoxins are toxic secondary metabolites produced by fungi, and are capable of causing disease and death in both humans and animals. Sample preparation is a critical step in the successful analysis of mycotoxins in food matrices. The …
APPLICATION NOTE
Benzo[a]pyrene (B[a]P) is a well-known carcinogenic compound found in tobacco products and tobacco smoke. The Cooperation Centre for Scientific Research Relative to Tobacco (CORESTA) has recommended a gas chromatography/ mass spectrometry (GC/MS) method …
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 Introduction Over half of states in the U.S. have legalized the use of recreational or medical cannabis and like other agricultural commodities, pesticides are used in …
APPLICATION NOTE
Introduction This application note demonstrates a method for the routine sample preparation and quantitative determination of lactose in mozzarella and ricotta cheeses and milk. As the monosaccharaides glucose and galactose can be hydrolytically or …
WEBINAR
Introduction Plant-based and animal-free foods are some of the most exciting areas in the food industry; however, these foods can be challenging to develop and manufacture. During this session, we discuss natural and induced ingredient variability, …
APPLICATION NOTE
Introduction Histamine poisoning is the second leading cause of food-borne illness in the United States, accounting for nearly one in fifty of the total cases of food-borne illness in the US. PerkinElmer has developed the HistaStrip™ Test Kit to offer a …
APPLICATION NOTE
Introduction Beer is one of the most commonly consumed alcoholic beverages, and thorough and robust analysis of the raw materials used in the brewing process, as well as the finished product, is paramount to ensure consistent product quality and taste. …