The effect of store temperature (25 ℃, 0-4 ℃, -18-0℃) on the stability of Luohanguo, concentrated juice were studied during six month. The results showed that store temperature had no effect on pH, absorbance, mogroside of Luohanguo. When the extract was stored at room temperature, micronism bigan to grow after 60 days and generated more and more after 1...