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Aqueous solutions of maltose or sucrose containing phenylalanine, tryptophan or arginine were vacuum-dried in 2 ml glass vials (fill-volume = 1 ml) at 20°C over 24 h at pressures down to 0.1 Pa. The dried products were examined using DSC, X-ray scattering and SEM. The inactivation of rhG-CSF and LDH on storage at 4, 30, 40 and 50°C was determined. Pure maltose or sucrose remained in the rubbery...
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