Centrifugal Ultrafiltration Device; Vivaspin Model 4; Used Prior To Electrophoresis Of M-Proteins As Well As Ife; Sample Volume To 4 ml With 200x Concentration Factor; 10,000 Mwco; 25/Pk, Pack Of 25

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Centrifugal ultrafiltration device; vivaspin model 4; for concentration and desalting of proteins and biologicals; useful for clinical samples such as urine, spinal fluid, free drugs & hormones; sample volume to 4 ml; final concentrate volume to 20 l; fits fixed angle and swinging bucket rotors for 15 ml (17 mm diameter) conical bottom tubes; 122 mm length; 10,000 mwco; 25/pk