Wellington Laboratories(加拿大)

Wellington Laboratories

加拿大WellingtonLaboratorieswww.well-labs.com加拿大Wellington標(biāo)準(zhǔn)品、對照品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