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Schott取样瓶 250ml
山奈酚 标准品
烯丙基氯[1,3-双(2,6-二异丙基苯基)-2-咪唑烷亚基]钯(II)
DISCOVERY HS PEG 10UM 15CM X 21.2MM HPLC COLUMN
5-溴噻吩-2-甲酸乙酯
PK3 110MM BUCHNER FUNNEL 100GM FLORISIL
UBBELOHDE-VISCOMETERS, DIN-TYPE WITH IMPRINTED CONSTANT ACC. TO ISO/ DIN 3105, 51502,BS 188, KFT 6
GLASS COLUMN FOR HP5890, CONF.A,2MT X 2M M ID X 1/4"OD (2-1814)P/W 10% SP2330
Selenium 1,000 mg/L in 2% HNO3, 50 mL (Se Metal)
1,1′-二溴二茂铁