Acetaldehyde Trimer is a colorless oily liquid with a pleasant pungent odor. It is stable at normal temperature and can be used as a stable storage form of acetaldehyde, facilitating the storage and transportation of acetaldehyde. Acetaldehyde Trimer is commonly used as a solvent and an intermediate in organic synthesis, and is widely applied in rubber accelerators, antioxidants, as well as in industries such as pesticides, fragrances, pharmaceuticals, and coatings.