Calcium Chloride Dihydrate AR Grade is a high-purity CaCl₂·2H₂O chemical intended for analytical laboratories, research work, and quality control testing. It appears as white crystalline flakes or granules, highly soluble and strongly hygroscopic. This grade meets stringent analytical specifications for minimal impurities, making it suitable for titrations, reagent preparation, desiccant use, and various chemical analyses where accuracy and consistency are critical.