Pickering Laboratories, Inc.

HPLC and post-column derivatization method for analysis of thiamine and its biologically active phosphorylated derivatives in foods and dietary supplements

Immunoaffinity column sample clean-up and HPLC post-column derivatization method to analyze aflatoxins B1, B2, G1, G2 and ochratoxin A

Fast and sensitive HPLC method with post-column derivatization for analyzing Fumonisins in grains and feeds at levels as low as 0.01 ug/g

Fast and sensitive HPLC method with post-column derivatization for analyzing Fumonisins in grains and feeds at levels as low as 0.01 ug/g

A post-column method for amino acids analysis of supplements that is sensitive, selective, and can be used to analyze capsules, tablets, drinks and other samples.

Immunoaffinity column sample clean-up and HPLC post-column derivatization method to analyze aflatoxins B1, B2, G1, G2 and ochratoxin A

A post-column method for amino acids analysis of supplements that is sensitive, selective, and can be used to analyze capsules, tablets, drinks and other samples.

The European Pharmacopoeia (Ph. Eur.) defi nes requirements for the qualitative and quantitative composition of medicines, as well as the tests to be carried out on medicines and on substances and materials used in their production.

Pickering Laboratories developed an analytical method to comply with all the chromatographic requirements of Commission Regulation (EC) No 152-2009.

Analysis of paralytic shellfish toxins using a HPLC single step-gradient method with products of post-column derivatization detected using a fluorescence detector

Commission Regulation (EC) No 152-2009 published in the official Journal of European Union laid down the methods of sampling and analysis for the official control of feed. The Regulation describes methods of analysis to control the composition of feed materials and compound feed products. Establishing the amino acids profile is an important way to control quality and nutritional value of feeds.

Homogenize 2 g of dry tea leaves with 25 mL of Li220 for 5 min. Centrifuge and filter through 0.45 µm nylon filter.

Theanine is a neurologically active amino acid found in tea plants. L-Theanine is a dominant amino acid in green tea and is responsible for its unique pleasant taste as well as known relaxation effect.

B vitamins are a group of water soluble vitamins that play an important role in cell metabolism. This group consists of a number of compounds including thiamine (vitamin B1), riboflavin (vitamin B2), niacin and nicotinamide (vitamin B3), and pyridoxine and pyridoxal (vitamin B6).

Analysis of paralytic shellfish toxins according to the official AOAC Method 2011.02 using a HPLC single step-gradient method with products of post-column derivatization detected using a fluorescence detector.

Analysis of paralytic shellfish toxins according to the official AOAC Method 2011.02 using a HPLC single step-gradient method with products of post-column derivatization detected using a fluorescence detector.

Immunoaffinity column sample clean-up and HPLC post-column photochemical derivatization with fluorescence detection to analyze sflatoxins B1,B2, G1, and G2.

Immunoaffinity column sample clean-up and HPLC post-column derivatization method to analyze aflatoxins B1, B2, G1, G2 and Ochratoxin A.

HPLC and post-column derivatization method for analysis of antioxidants in foods and dietary supplements using Folin-Ciocaltea and 2,2’-azinobis(3-ethylbenzothiazoline)- 6-sulfonate (ABTS).

HPLC and post-column derivatization method for analysis of thiamine and its biologically active phosphorylated derivatives in foods and dietary supplements.

HPLC and post-column derivatization method for analysis of thiamine and its biologically active phosphorylated derivatives in foods and dietary supplements.

Immunoaffinity column sample clean-up and HPLC post-column derivatization method to analyze aflatoxins B1, B2, G1, G2 and Ochratoxin A.

Immunoaffinity column sample clean-up and HPLC post-column photochemical derivatization with fluorescence detection to analyze sflatoxins B1,B2, G1, and G2.

HPLC and post-column derivatization method for analysis of antioxidants in foods and dietary supplements using Folin-Ciocaltea and 2,2’-azinobis(3-ethylbenzothiazoline)- 6-sulfonate (ABTS).