Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Sample Preparation


Product Name Product # 
Centricollä, pH 9.0±0.5 (20 °C) C0580
Dextran from Leuconostoc mesenteroides D5251
Ficoll® 70, Type 70 F2878
Ficoll® solution, Type 400, 20% in water F5415
Ficoll® 400, Type 400-DL, Lyophilized powder F9378
Ficoll® 400, SigmaUltra, Type 400-DL, Lyophilized powder F1418
Ficoll® 400, Type 400, Lyophilized powder F4375
Histodenzä D2158
Larcollä L0650
OptiPrep density gradient medium D1556
Percoll®, pH 8.9±0.3 (20 °C) P1644
PERCOLL® density marker bead kit DMB-10
Polyethylene glycol, mol wt 3,350 P3640
Sucrose, for molecular biology, minimum 99.5% (GC) S0389