Chemical analysis
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Detecting heavy metals in food and beverages
Testing for heavy metals in food and beverages? You understand that prolonged trace exposure to heavy metals such as arsenic (As), cadmium (Cd), chromium (Cr), lead (Pb), mercury (Hg), and thallium (Tl), via the food, beverages and drinking water we
Authenticity of Essential Oils: A HPTLC Fingerprint Method
A new HPTLC method to detect adulteration of essential oils is presented along with a range of newly added essential oil reference materials for authenticity analysis.
Analysis of Fats (Fatty Acids, FAMEs, Glycerides) in Food and Beverages
This article explores the analysis of fats in food and beverage products. From derivatization of fatty acids to FAMEs, to analysis of FAME isomers, and more we are your one-stop shop for all of your food and beverage analysis needs.
Heavy Metal Analysis of Cannabis sativa by ICP-MS and the Need for Proper Sample Homogenization
A 4-step comprehensive ICP-MS workflow including sample homogenization, with standard addition calibration method, to determine heavy metals in Cannabis sativa.
Aminoglycoside Analysis in Pork Muscle using Molecularly Imprinted Polymer Cleanup and LC/MS/MS Detection
Extraction and quantitative analysis of aminoglycosides in porcine tissue, using molecular imprinted polymer solid phase extraction followed by LC-MS/MS.
Chiral GC Analysis of Carvone Enantiomers in Essential Oils
In this study we demonstrate the separation of D- and L-carvone enantiomers in samples of caraway seed, dill seed, native spearmint and scotch spearmint essential oils using an Astec CHIRALDEX G-TA capillary GC column.
ICP-MS Analysis of Heavy Metals in Cannabis Sativa
Ensure the safety of cannabis and hemp products by testing for heavy metal contamination using ICP-MS and state specific reference material mixes
Functional Foods
Beyond meeting essential nutritional needs, functional foods promote better health by reducing the risk of chronic disease such as coronary heart disease and cancer, improving cognitive health, and managing weight.
Ion Chromatography for Sugar Testing in Food and Environmental Analysis
In this article we demonstrate how well ion chromatography is suited as an analytical technique for sugar analysis e.g. in apple juice, milk, and dust samples.
Determination of Total Glucose and Xylose in Instant Coffee by Reverse Phase HPLC-UV
Determination of total glucose and xylose in coffee samples by Reversed Phase High-performance liquid chromatography (RP-HPLC) coupled to UV detector.
Ultrapure Water for Food and Beverage Analysis by Ion Chromatography
View the suitability of Milli-Q® ultrapure water for the IC analysis of sugars and small organic acids in foods and beverages.
pH in Soft Drinks
An easy-to-use and economical approach for reliable determination of pH of soft drinks with MQuant® pH test strips and MQuant® StripScan App.
Drinking Water Testing by Ion Chromatography using Ultrapure Water
This study reviews the suitability of ultrapure water for the IC analysis of drinking water. Inorganic ions and disinfectant by-products (DBPs) were assessed.
Determination of Ascorbic Acid and Dehydroascorbic Acid in Different Food Products and Supplements - A Simple HPTLC Based Approach
Simultaneous analysis of ascorbic acid and dehydroascorbic acid in various food samples by High Performance Thin Layer Chromatography (HPTLC).
pH of Milk and Milk Products
An easy-to-use, economical, and smartphone-based reliable pH determination of milk and milk products using the MQuant® pH test strips and the MQuant® StripScan App.
Headspace-SPME as a Versatile Monitoring Method for Early Detection of Insect Infestation in Rice
Discover a high-throughput HS-SPME-GC-MS method for detecting early insect biomarkers in rice. Utilizing a Carboxen®-PDMS phase on a nitinol fiber core ensures robustness and reproducibility in extraction and desorption processes.
ICP-MS Analysis of Heavy Metals in Hemp Containing Food Samples
A comprehensive workflow for the analysis of 12 heavy metals, including the “big four”, in five hemp containing food samples by inductively coupled plasma-mass spectrometry (ICP-MS) utilizing the standard addition calibration method.
Measuring Chemical Oxygen Demand in Water Treatment Facilities
We are a global leader in the life science industry and have produced test kits to measure numerous analytes. Water Online spoke with us about advances in measuring chemical oxygen demand.
Neonicotinoids Pesticides and Metabolites
Neonicotinoids have established themselves as key components in insecticides because of their unique selectivity. The mode of action is similar to nicotine.
Analysis of Lactose in Milk by HPLC-RI using Chromolith® NH2 Column
A new HPLC-RI method is proposed for the analysis of Lactose in milk using a Chromolith® NH2 column.
Applications of Newly Developed 2.7 μm Porous Graphitic Carbon Particles in U/HPLC
Polar graphitic carbon (2.7 μm) based Ultra/High-performance liquid chromatographic separation of four highly polar pesticides, two polar herbicides―paraquat & diquat, and Vitamin D and its metabolites.
Quantification of Methylglyoxal in Manuka Honey - A Simple HPTLC Based Approach
High-Performance Thin-Layer chromatography (HPTLC) quantification of methylglyoxal (MGO) in complex and matrix rich manuka honey offering quick sample preparation, high-matrix tolerance, and high-throughput.
Nitrate in Vegetables
Step-by-step method describing the reflectometric determination of nitrate levels in various vegetables after reduction to nitrite and detection with Griess reagent using Reflectoquant® system and test strips.
Foodborne Pesticide Analysis: Going Beyond the Dirty Dozen
Get a better understanding of the various global regulations around pesticide analysis in food science and the right product for each method. Discover pesticide residue tests and applications from Fipronil for eggs to pesticides in cannabis.
Simplified LC-MS/MS Method for Glyphosate, AMPA, and Glufosinate in Oat-Based Cereals
A simplified LC-MS/MS method to determine glyphosate and related compounds using a Supel™ Carbon LC U/HPLC column for stability under higher pH conditions and sufficient retention for the polar analytes in the presence of methanol as an extraction solvent.
Inorganic elemental impurity mixes according to ICH Q3D guidelines
In 2009, the International Conference on Harmonization (ICH) proposed the development of a new harmonized guideline to provide a global policy for limiting metal impurities in drug products and ingredients. This approach provides clear regulatory guidance on specification limits for
Extractables Study with LC-UV/MS
Reliable identification and quantification of unknown extractables of a single-use system (SUS) with a 21 component CRM mix for liquid chromatography (LC-UV/MS) methods using Ascentis® C18 column.
pH in Fruit Juices
An easy-to-use, economical, and smartphone-based reliable determination of pH in fruit juices using the MQuant® pH test strips and the MQuant® StripScan app.
Ultrapure Water for Perchlorate Analysis of Environmental Samples
Assure perchlorate-free water from tap water for sensitive IC analyses. See the removal efficiencies achieved by water purification technologies in Milli-Q® systems.
Validation of a Simple Method for the Alcohol Content in Kombucha Tea by Headspace SPME and GC-MS
Development and validation of a headspace SPME and GC-MS method to determine alcohol content in twenty different Kombucha tea samples.
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