Brand: The Science Company®
- Grows beautiful purple crystals
- Chemical Grade: Lab
- Formula: CrK(SO4)2 – 12H2O
- CAS: 7788-99-0
Details: Also called Chrome Alum, consists of dark, violet-red crystals which are soluble in water. Note: crystals are efflorescent, losing combined water molecules, which results in some hard chunks. Uses: fixing certain photographic baths, as a mordant in textile dyeing, in ceramic glazes and growing colorful crystals.