Наборы QuEChERS 4g MgSO4, 1g NaCl, 0.5g Na2C6H6O7, 1g Na3C6H5O7,50/pk,SLQSE1000400 Hawach

SPE, primary secondary amine (PSA), 500m2/g, 50-75um, 100Å，Carbon content: 8%,1000g,SLQAN1000001P100

Наборы QuEChERS, 15ml tube 400mg PSA, 400mg C18, 400mg GCB 1200mg MgSO4,50/pk,SLQDA1150040PCG Hawach

QuEChERS, 2ml tube with 50mg PSA, 50mg C18, 50mg GCB, 150mg MgSO4,100/pk,SLQDA1020050PCG Hawach