Jean-Pierre Houri
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Guest Columnist Jean-Pierre Houri: IFRA and the 40th amendment

06 March 2007 Columnists
Last month we asked Tony Burfield of Cropwatch to comment on IFRA's 40th Amendement. Here we give IFRA's Director General, Jean-Pierre Houri the opportunity to explain the Quantitative Risk Assessment (QRA) methodology for fragrance ingredients introduced by the 40th amendment....
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