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二氯双(对-二甲基氨基苯基)] [二叔丁基膦钯(Ⅱ)
泼尼松龙新戊酸酯
p-Iodobenzonitrile
搅拌棒,PTFE材质,6x500 mm,螺旋桨形
PEEK Tee Body w/.050 thru
THERMOMETER F.FLASKS A.STILL HEADS, CONE ST 14/23, -10 + 150:1 °C, 68 MM
50ML玻璃量杯
p-(2-Hydroxyethoxy)benzaldehyde
变压器
SS column,24FT*1/8*2.1MM,P/W 1% SP1000 ON 60/80 CARBOPACK B