... (+ ): Mc cao, (- ): Mc thp da theo bng ca cỏc yu t: X 1: Dch chit da, X 2: Cao nm men, X 3: Triamoniumhydrogen citrate , X 4: K2HPO4 , X 5: Sodium acetate, X 6: Tween 80, X 7: MgSO4, X 8: MnSO4 , X 9: pH, ... 0 0 9,076 11 0 0 0 9,084 (+ ): Mc cao, (- ): Mc thp da theo bng ca cỏc yu t: x 1: Cao nm men, x 2: Dch chit da, x 3: T l ging yj: Hm mc tiờu kho sỏt log (CFU/mL) Bng 5: Cỏc iu kin cn thit tin hnh ... o Kớch thc: 1246522 (mm) Khi lng: 112 g Ngun in: pin V, cụng sut tiờu th: 12 mW Thang o: 199 (W/cm2), Sai s (so vi mỏy o UV PMA2120, SolarLight Co., INC Philadelphia ): 0.2 phõn gii: 0,1 (W/cm2)...