This sodium sulfonate analog, also known as Sodium 1,2-ethanedisulfonate, presents as a white to almost white crystalline powder. Store in a cool and dark place, away from any incompatibles. 1,2-Ethanedisulfonic Acid Disodium Salt is known to be incompatible with oxidizing agents and should not be handled near them. This chemical causes skin irritation in addition to serious eye irritation.