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1-Benzyl-1-phenylhydrazine hydrochloride (无证书)
12种农残混标 BePure-31341YB
2-Methylnaphthalene-d10
Oxandrolone Related Compound C C I I I
2.2'.3.3'.4.5-Hexachlorobiphenyl Solution 100ug/ml in Hexane (无证书)
α-茄碱 HPLC≥98%
Oxychlordane, 1 mg 标准品
Monolinuron Solution in Acetonitrile
Single 16 EPA-PAH Kit, isooctane-mix conc., See page 137 in the 2008 Catalogue
1% Strontium in 2% HCl