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针座圈(10个/包)
PK10 SEALTIGHT SHORT NUT, PEEK, 10-32 W/
PTH-DL-蛋氨酸标准品
UV2551紫外分光光度保险丝0.04A(200-240V)(岛津)
磷酸二氢钠 一水合物
水中铁,锰
Tygon ST R-3603 3止动管,1.75mm内径,总长400mm
PTFE Temperature Probe, Type K, Baffle Probe, Cable 2M,Shaft - ? 16, L 250, 35x22x250, Total L 500mm
PUNYW8966254 (S)-(-)-5’-Hydroxyphenyl Carvedilol
Chloridazon-methyl-desphenyl,10ng/ul 标准品