What is another word for chrome alum?
Pronunciation: [kɹˈə͡ʊm ˈaləm] (IPA) 
Chrome alum is an inorganic salt that finds its application in various fields. It is also known by several other names, including chromium alum, potassium chromium sulfate, and dichromium trisulfate. This compound is used in the tanning industry, in the preparation of pigments, in the textile industry, and in the manufacturing of paper. Chrome alum is also used in photography as a hardening agent for gelatin emulsions. Some other synonyms for chrome alum include chrome potassium sulfate, ammonium chrome alum, and basic chromium sulfate. All these names refer to the same compound, which is a combination of chromium, aluminum, and sulfuric acid.
