Certified reference materials for the qu
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Philippe Quevauviller; Kristien Vercoutere; Bernard Griepink
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Article
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1992
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Elsevier Science
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English
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Analyses of plants are routmely performed by a number of organizations to determme elements of nutntlve Importance and of potential toxlaty, e g , heavy metals To control the quahty of such determmatlons, the Commumty Bureau of Reference has produced a senes of reference matenals certlfled for a Hrl