Dialysis membrane Nadir

Nadir®-dialysis tubing cellulose hydrate, width 62.8 mm, Ø 40mm Made of cellulose hydrate. For technical dialysis of metal colloids, blood serum and other protein colloids, and for removal of mineral salts and to culture bacteria. Technical specifications: Glycerol content 21 % MWCO 10 000 - 20 000 Dalton Average poresize 25 - 30 Å Total pore surface approx. 6 % Water vapour permeability (DIN 53122) 1000 g/m2 at 20 °C and 85 % rel. humidity Effective diffuse permeability NaCl: 7-15 x 10-7 cm2/s (37 °C) Vit. B12: 0.5-1.5 x 10-7 cm2/s (37 °C) Steam sterilizable at 130 °C