1. It is used as an auxiliary antioxidant and can stabilizelight. It is suitable for polyvinyl chloride, polypropylene, polystyrene, polyester, ABS resin, epoxy resin, etc.

2. Used as a chelating agent in polyvinyl chloride productstokeep the product transparent and inhibit the color change.

3. Used for the production of trimethyl phosphite.

4. It can reduce the damage of metal chloridewith metal as the main stabilizer.