Shanghai is facing a severe epidemic situation recently. As the world's largest container port (Shanghai port), the operation of container cargo in Shanghai has been directly affected.

Methylhydrazine, also known as monomethylhydrazine, is an organic compound with the structural formula CH3NHNH2. The boiling point is 87.8°C, and the melting point is -52°C. It can ignite spontaneously in contact with strong oxidants. It is produced by the chloramine method. Firstly, sodium hypochlo