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1,2-Dibromoethane & 01,2-Dibromo-3-chloropropane 标准品
BDE 85, 50μg/ml in Isooctane, Oekanal 标准品
USGS25(Nitrogen Isotopes in Ammonium Sulfate) 标准品
3.4-Biphenyldiol (无证书)
三氟羧草醚纯度标准物质
D-Lysine-3,3,4,4,5,5,6,6-d8 2HCl 标准品
2,4-Di-tert-pentylphenol
1-Aminohydantoin hydrochloride [AHD]
Tellurium metal (无证书)
Homohopane Kit; includes 2617,1339,1338,2255.31-10UG,2616,2618 (6 samples, 8 compounds)