Purity: Purity of Remaining Water in Utensil After Washing with Qalīl Water
Practical Laws of Islam as per the teachings of Ayatullah Sistani
Ruling 214
With regard to an impure utensil that is washed with qalīl water, after the water with which it was washed separates from it, the small amount of water that remains in it is pure.
-Ayatullah Sistani, Practical Laws of Islam, Purification (Taharah)