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PINANE, (1S)-(-)-trans(SG) 标准品
Diphenyl Sulfide-d10 标准品
5a-Androstane-3?,17?-diol-3-gl 标准品
氟环唑-d4
ACID HERB SPIKING MIX 2, 1X10ML,ACETONE VARIED CONCENTRATIONS 标准品
PUNYW24901394 DOTI (Dioctyltin bis(isooctyl mercaptoacetate))-d4
2,3,5,6-四氯吡啶 标准品
2.2'-Dihydroxy-4-methoxy benzophenone (无证书)
Carbendazim-d3
水质标样-镁