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2,4-二硝基苯肼
2-甲氧基-5-甲基苯硼酸(包含数量不等的酸酐)
Tris(butylcyclopentadienyl)yttrium
标样-甲醇中5种苯系物混标
15ml 带刻度试管(螺口)
PTFE Temperature Probe, Platinum Resistance, Baffle Probe, Cable 2M,Shaft - ? 8, L 150, 16x12x150, T
1-Boc-3-吡咯烷酮
FRACTIONATING COLUMNS, VIGREUX, W. VACUUM JACKET, CONE ST 29/32, SOCKET ST 29/32, LENGTH: 300 MM, IDENTATIONS: 17
定量环用于7010 and 7125, 5μL
痤疮丙酸杆菌 ATCC6919