You may convert this to a the measure system used in your area. The word "litra" was used for measures of about 300 milliliters of liquids or about 300 grams of solids. Because the perfume was a liquid, the word here probably refers to the liquid measure as guessed by those who saw the size of the container. (See: [[rc://en/ta/man/jit/translate-bweight]])
This can be translated in an active form. Alternate translation: "The scent of her perfume filled the house" (See: [[rc://en/ta/man/jit/figs-activepassive]])