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Shim-pack IC-A3(S)色谱柱
塑料中短链氯化石蜡空白样品A待测目标物SCCP(含MCCP干扰)
七水硫酸镁,99.9%
CULTURE FLASKS, FERNBACH TYPE, MADE OF BOROSILICATE GLASS, BULDY SHAPE, 450 ML, FLASKS O.D. 117
硫酸铈(Ⅳ)铵二水合物, extra pure, 99+%
冷井(订)
溴化钾 AR(沪试)
PUNYW9487451 Erythromycin Impurity E
BURETTES,DIN-B,25 ML:0,05 LATERAL NEEDLE VALVE STOPC. PTFE NEEDLE-VALVE,CLEAR-GLASS
钯活性炭二苯硫醚络合物