Type-B:double-function of touch-killing and suffocating, can operate quickly ... a long time, is more stable than pure p IngredientType-B:propionic acid, ammonium propionate, synergic sodium diactate, and synergists.The ... as a reference:Moisture in Feed HumidityDosage(g/T)CharacteristicsType-B:double-function of touch-killing and suffocating, can operate quickly ...