明矾
7.Determination of Pb in Edible Potassium Alum by the Stabilized Temperature Platform Furnace AAS
9.Cruller: In the cruller potassium alum, is contains the aluminum the inorganic substance, may not frequently edible.
10.Mix 8 grams of alum with 7 grams of cream of tartar in a small amount of hot water.

