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Fig. 3 | Renal Replacement Therapy

Fig. 3

From: Problems in the evaluation of polyvinylpyrrolidone (PVP) elution from polysulfone membrane dialyzers sterilized by gamma-ray irradiation

Fig. 3

PVP concentrations of single-fractionated-component PVP solutions before and after gamma-ray irradiation. PVP concentrations were measured by Müller’s method. The average molecular weights of K90 and K30 are 360,000 and 40,000, respectively. The containers were made of glass, polystyrene (PS), and polypropylene (PP). The initial PVP concentrations before the irradiation were set as 10 and 50 ppm. Gamma-ray irradiation was carried out at 25 kGy

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