spice section in the food store
Assuming you mean common ones, like the alum available as a cooking spice, potassium alum, then yes. I don't know about the exotic ones like rubidium alum.
There are better products for cold sores than alum. However, you can buy alum in the spice department in most grocery stores.
Alum refers to a specific chemical compound and a class of chemical compounds. The specific compound is the hydrated aluminum potassium sulfate with the formula KAl(SO4)2.12H2O.
Alum typically is found in the spice section, and will be packaged like other spices. It is white, so might look like very fine salt.
At any grocery store usually in the spice section because it is mostly sold in powder form.
I'd check out the spice section of a grocery store (alum is used for some pickling brines), or you could try a drug store. If you can get non-finely powdered alum, you can pulverize it to a fine powder yourself using a mortal and pestle.
Cilantro would make a better flavor Harmony. In my 30 yrs of preparing and selling my own salsa varieties, Alum has never been in my ingredient list.
Alum is a compound used in many things but it depends on the quantity of alum you need to use. 2 ounces of alum is often sold in the spice section of many grocery stores. Check with your local nutrition stores, they may have larger quantities or there are many online retailers as well. You can find more information here: www.nutsonline.com
Go to the Spice section of Ralph's, Von's, etc.and pick-up A jar of powdered Alum ! Alum was used in styptic.pencils Originally !! Now Styptic pencils are made of " aluminum something
I bought several jars the size of a spice jar on sale for 99 cents. I guess the store was trying to get rid of them. Look in the spice section at the grocery store or at a drug store. They can't cost too much.
Alum can typically be found in the spice section of most grocery stores, or in stores that sell canning supplies. It can also be purchased online from various retailers.