INNOTEG SPE固相萃取柱 固相萃取柱(Solid Phase extraction)简称SPE,是从层析柱发展而来的一种用于萃取、分离、浓缩的样品前处理装置,主要应用于各种食品、农畜产品、环境样品以及生物样品中目标化合物的样品前处理。 固相萃取的基本原理是样品在两相之间的分配,即在固相(吸附剂)和液相(溶剂)之间的分配。固相萃取保留或洗脱的机制取决于被分析物与吸附剂表面的活性基团,以及被分析物与液相之间的分子作用力。洗脱模式有两种:一种是目标化合物比干扰物与吸附剂之间的亲和力更强,因而被保留,洗脱时采用对目标化合物亲和力更强的溶剂;另一种是干扰物比目标化合物与吸附剂之间的亲和力更强,则目标化合物被直接的洗脱。通常采用前一种洗脱方式。 英诺德为您提供高性价比的前处理耗材,包括:SPE固相萃取柱,QuEChERS产品和色谱填料等。您也可以访问一站式科研用品采购平台:慧淘科仪商城进行快速订购。应用广泛:填料类型多,规格全。满足各种国标、行标的要求净化效果好:产品稳定性好,方法的重复性有保障高纯度硅胶:产品质量稳定可靠,更高的重现性,相对标准偏差(RSD) 0.1%操作方便:在自然重力作用下即可达到流速范围,可不用固相萃取缸及抽真空设备,能大大节约仪器及耗材成本货号名称223-11002混合型强阳离子MCX,60mg/3ml,50/pk223-11003混合型强阳离子MCX,500mg/6ml,30/pk223-11005混合型强阳离子MCX,500mg/3ml,50/pk223-11006混合型强阳离子MCX,150mg/6ml,30/pk223-11007混合型强阳离子MCX,150mg/3ml,50/pk223-11008混合型强阳离子MCX,200mg/6ml,30/pk223-12002混合型强阴离子MAX,60mg/3ml,50/pk223-12003混合型强阴离子MAX,150mg/6ml,30/pk223-12004混合型强阴离子MAX,500mg/6ml,30/pk223-12005混合型强阴离子MAX,200mg/6ml,30/pk223-13002混合型离子HLB,60mg/3ml,50/pk223-13003混合型离子HLB,200mg/6ml,30/pk223-13004混合型离子HLB,500mg/6ml,30/pk223-13009混合型离子HLB,150mg/6ml,30/pk223-17001GCB,250mg/3ml,50/pk223-17003GCB,500mg/6ml,30/pk223-17004GCB,1g/6ml,30/pk223-17006GCB,500mg/3ml,50/pk223-17007GCB,200mg/3ml,50/pk223-20004混合型弱阳离子WCX,500mg/6ml,30/pk223-20006混合型弱阳离子WCX,60mg/3ml,50/pk223-20007混合型弱阳离子WCX,150mg/6ml,30/pk223-21002混合型弱阴离子WAX,500mg/6ml,30/pk223-21004混合型弱阴离子WAX,60mg/3ml,50/pk223-21005混合型弱阴离子WAX,150mg/6ml,30/pk223-27002聚酰胺,500mg/6ml,30/pk223-28001TPT固相萃取柱,2g/12ml,20/pk223-28002TPT固相萃取柱,1g/6ml,30/pk223-29001PSA/硅胶玻璃复合柱,500mg/500mg/6ml,30/pk223-33001TPH(中药),2g/12ml,20/pk223-36001苯并芘分子印迹柱,500mg/6ml,30/pk224-003DNPH,甲醛测定专用,1g/6ml,30/pk223-005弗罗里硅土农残级,60-100目,1000g/瓶223-006中性氧化铝,100-200目,1000g/瓶223-005-100弗罗里硅土农残级,60-100目,100g/瓶223-006-100中性氧化铝,100-200目,100g/瓶28-699640石墨化碳 100G 120/400目,1瓶223-1001NH2,500mg/3ml,50/pk223-1002NH2,500mg/6ml,30/pk223-1003NH2,1g/6ml,30/pk223-1005NH2,200mg/3ml,50/pk223-2001C18,500mg/3ml,50/pk223-2002C18,500mg/6ml,30/pk223-2003C18,1g/6ml,30/pk223-2004C18,2g/12ml,20/pk223-2008C18,200mg/3ml,50/pk223-2011C18,1g/12ml,20/pk223-3003GCB/NH2,500mg/500mg/6ml,30/pk223-3004GCB/NH2,250mg/250mg/3ml,50/pk223-5001PSA,500mg/3ml,50/pk223-5002PSA,500mg/6ml,30/pk223-5003PSA,1g/6ml,30/pk223-5004PSA,200mg/3ml,50/pk223-6001Florisil,500mg/3ml,50/pk223-6002Florisil,500mg/6ml,30/pk223-6003Florisil,1g/6ml,30/pk223-6004Florisil,200mg/3ml,50/pk223-6006Florisil,1g/12ml,20/pk223-6007Florisil,2g/12ml,20/pk223-7001AL-A,500mg/3ml,50/pk223-7002AL-A,500mg/6ml,30/pk223-7003AL-A,1g/6ml,30/pk223-7004AL-A,200mg/3ml,50/pk223-8001AL-B,500mg/3ml,50/pk223-8002AL-B,500mg/6ml,30/pk223-8003AL-B,1g/6ml,30/pk223-8004AL-B,2g/12ml,20/pk223-8005AL-B,200mg/3ml,50/pk223-8006AL-B,1g/12ml,20/pk223-9001AL-N,500mg/3ml,50/pk223-9002AL-N,500mg/6ml,30/pk223-9003AL-N,1g/6ml,30/pk223-9004AL-N,22g/60ml,20/pk223-9005AL-N,1g/3ml,50/pk223-10001SI,500mg/3ml,50/pk223-10002SI,500mg/6ml,30/pk223-10003SI,1g/6ml,30/pk223-10004SI,200mg/3ml,50/pk223-10006SI,2g/12ml,20/pk
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