News

Apr 2017

New Relana Position Paper: Phthalimid – Unavoidable Artefact!

In order to provide more evidence related to the unavoidable formation of PI by sources/reactions other than of Folpet, the relana-member Labor Friedle GmbH performed additional investigations and research activities, which will be presented and discussed hereafter.

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Dec 2016

New study: method for the quantification of 8-methoxypsoralen by mass spectrometry for offline extracorporeal photopheresis

Extracorporeal photopheresis (ECP) is an efficient method to treat various autoimmune diseases, cutaneous T-cell lymphoma, and graft-versus-host disease. It is based on the ex vivo inactivation of lymphocytes by 8-methoxypsoralen (8-MOP)/UV light treatment. Despite the adhesive, lipophilic nature of 8-MOP, no quality control is established for the ECP procedure.

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Oct 2016

New study: The rosmarinic acid content of basil and borage correlates with the ratio of red and far-red light

Rosmarinic acid (RA) and caffeic acid (CA) are potent antixodiants and show antimicrobial activi­ty against many fungal plant pathogens…In the future, a high content of antioxidants could become an additional selling argument for herbs. Therefore, a method to increase the content of CA and RA is of great interest for growers.

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Jul 2016

Phthalimide: metabolite of Folpet or artefact?

Reg. (EU) 2016/156 from January 18th2016 regulates from August 26th2016 onwards the definition of the residue of the fungicide Folpet as follows: „Sum of Folpet and Phthalimide, expressed as Folpet“

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Jul 2015

The occurrence of amino alcohols - background information

Amino alcohols are often used as additives in agricultural products - declared or not declared in Material Safety Data Sheets. But they also occur as technical impurity or have natural origin.

The PP charts give a short overview of the occurrence of this class of substances.

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