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Application Notes

 
Analysis of Natural Oils and Extracts Using the Low Thermal Mass LTM Series II System
Application Note

Agilent Technologies

The enantiomers of linalool and other important components of natural oils or natural extracts including cypress oil, geranium extract, balm leaves oil, and jasmin oil are separated on a multidimensional system using two separate GC ovens.

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Analysis of Organophosphorus Pesticides with Agilent 7820 Gas Chromatograph Flame Photometric Detector
Application Note

The Agilent 7820 series gas chromatograph (GC) equipped with a flame photometric detector (FPD) provides high sensitivity, good linearity, and stability for the analysis of organophosphorus pesticides.

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Analysis of Fatty Acids in Infant Formulas Using a JW HP88 Capillary GC Column
Application Note

Agilent Technologies

This application note describes an efficient and economical RTL-GC/FID method for determination of fatty acids in infant formulas.

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Analysis of Glycerin and Glycerides in Biodiesel (B100) Using ASTM D6584 and EN14105
Application Note

Agilent Technologies

This application provides complete system configuration as well as guidelines for successful analysis of free glycerin and total glycerides in biodiesel.

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Analysis of Ethanol in Blood with Agilent 7820A GC and 7697A Headspace Sampler
Application Note

Agilent Technologies

This application note supplies a simple, reliable and fast solution that meets the latest national standards for measuring the ethanol content in blood.

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Determination of Phytic Acid in Soybeans and Black Sesame Seeds
Application Note

Phytic acid is a good metal chelator, it is believed to have a negative nutritional impact on strongly chelating metals necessary for good health and could prevent their absorption by the intestine. For this reason and because phytic acid is thought to have a positive dietary impact as an antioxidant to prevent carcinogenesis, determining the phytic acid content of foods is of interest.

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HPLC Analysis of Six Active Components of Caulis Lonicerae Using a Phenyl-1 Column
Application Note

Caulis Lonicerae the dried rattan of Lonicera japonica, is an important traditional Chinese medicine used for the treatment of such ailments as acute fever, headache, respiratory infection and epidermic diseases. The Pharmacopoeia of the People’s Republic of China quality control protocols for Caulis Lonicerae are inconvenient and inadequate.

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Mogroside V Determination by HPLC with Charged Aerosol and UV Detections
Application Note

Luo han kuo fruit has long been used in traditional Asian medicine. Recently cucurbitane-type and other triterpene glycosides have been isolated from the fruit and investigated for numerous potential health benefits such as antioxidant activity, anticancer and antihyperglycemic effects. Many of these compounds are intensely sweet and therefore have also been investigated as sugar substitutes and flavor enhancers.

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Measuring Lactose in Milk: A Validated Method
Application Note

Measurement of lactose, the major carbohydrate in milk, is important because it contributes to the sensory and functional properties of milk and has economic value since the price of milk is based on milk solids content. The lactose content of cow's milk can vary from 3.8–5.3% with modern 1% and 2% milk products having higher levels of lactose. The AOAC Official Method for determination of lactose in milk is both complex and time consuming.

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Determination of Trace Sodium in Cranberry Powder
Application Note

The number of consumers taking dietary supplements has increased significantly within the past decade. In 2010, dietary supplements grew about 4.5% to reach a total sales of nearly $28 billion. Therefore, the quality and safety of these products is critical and must be verified and maintained.

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