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Wellington Laboratories(加拿大)
Wellington Laboratories
加拿大WellingtonLaboratorieswww.well-labs.com加拿大Wellington标准品、对照品WellingtonLaboratoriesInc.(Wellington)wasincorporatedinFebruary1980,celebratingits25thanniversaryin2005.Inthelate1970’s,PCBswereknow
nenvironmentalcontaminants,whereaschlorinateddioxins(PCDDs)andfurans(PCDFs)hadonlyrecentlybeenconsideredasthreatstotheenvironment.Inaddition,therewasverylittleinformationastothetoxicityofPCBs,PCDDsandPCDFs,particularlylong-termeffects.AsitbecamemorewelldocumentedthatcertainPCB,PCDDandPCDFcongenerswerequitetoxic,andsignificantlymoretoxicthanothercongeners,theneedforstandardsofthesecompoundsgrewrapidly.However,veryfewreferencestandardsofthesecompoundswerecommerciallyavailable.ThescientiststhatfoundedWellingtonhad,formanyyears,synthesizedindividualcongenersofPCBs,PCDDs,PCDFsandotherhalogenatedaromaticcompoundsfortheir