"Isinglass Finings - Dry" removes suspended solids from a cloudy wine.
Isinglass is a transparent and pure form of gelatin fining agent obtained from the air bladder of certain fish, especially the sturgeon.
5 grams (0.18 oz.)

A transparent and pure form of gelatin fining agent obtained from the air bladder of certain fish, especially the sturgeon. It is considered by some to be superior to other forms of gelatin, although this is merely an opinion.
DIRECTIONS: Dissolve contents in 500mL water. Add 100mL to clear 5 gallons of wine or beer. Refrigerate unused portion.