Is 3,3'-Sulfanediyldipropanoic acid (CAS: 111-17-1) safe?

3,3'-Sulfanediyldipropanoic acid is generally considered safe when handled properly, but it may cause mild irritation to the skin and eyes. Safety data sheets recommend using appropriate personal protective equipment (PPE) such as gloves and goggles. It is important to follow safety standards and ensure proper ventilation when working with this compound to minimize exposure risks.