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烧瓶夹(附套管)
橙汁中苯甲酸、安赛蜜、糖精钠成分分析标准
Standard joint stopper, PP, NS 29/32
Process Chemistry, Pure PTFE, Standard Taper Joint Fitting,NPT Thread 1?”, Cone Taper 29/-, 55x48mm
Pursept -A Xpress,表面消毒剂,1 L,喷壶
VOLUMETRIC FLASKS, 10 ML, DIN-A, CONFORMITY CERTIFIED, RING MARKS, INSCRIPTION, AMBER STAIN GRADUA
AA Grade Manganese, 50 mL 1,000 mg/L in 1% HNO3
质谱配件(M3 HEX SPACER)
Shaft for Transferpette? -8/12 electronic + Transferpette? S-8/12, 0,5 - 10 μl, with two O-rings
内消旋-间氢化苯偶姻