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邻苯甲酰磺酰亚胺钠盐二水合物
S-pak 消毒(无菌)滤膜
XBridge Prep C18 OBD 色谱柱
PK1 SPLIT/SPLITLESS FOCUSLINER FOR PE&
SGE HT5 AL. CLAD气相毛细管柱
高温进样隔垫,9mm*100个/包
MICROLITER PIPETTES "WITOPET", TYPE FIX 1000 μl, WITH TIP EJECTOR, CONFORMITY CERTIFIED
甘油三肉豆蔻酸酯
空心阴极灯-铅(PE原吸用)
MULTI- LEVEL REMOVALFUNNELS, SQUIBB, W. SCREWTHREAD,BORO 500 ML, NS 29/32, GL 32 WITHOUT VALVE