Ayr Saline Nasal Mist, 1.69 fl oz Uses Helps moisturize dry nasal passages and relieve dry, crusty and inflamed nasal membranes due to allergies and colds, and is an effective nasal wash for sinuses. IngredientsAn Isotonic Solution of Deionized Water, Sodium Chloride (0.65%), Potassium Phosphate/Sodium Hydroxide Buffer (to Prevent Nasal Irritation), Disodium EDTA, and Benzalkonium Chloride.