Stability of HAV Stable to ac at pH 3 Solvents(ether, chloroform) detergents salt water, groundwater(months) drying(stable) temperature 4℃: weeks 56C for 30minutes stable 61 Cfor 20minutes: partial inactivation Extra precautions in dealing with HAV productsStability of HAV Stable to: acid at pH 3 Solvents (ether,chloroform) detergents salt water, groundwater(months) drying(stable) temperature 4℃: weeks 56℃for 30minutes: stable 61℃for 20minutes: partial inactivation * Extra precautions in dealing with HAV products !