overview: tetramethylpropanediamine (n,n,n’,n’-tetramethyl-1,3-propanediamine), a colorless to light yellow transparent liquid, it is soluble in water and alcohol, and its content is gene ...

overview: tetramethylpropanediamine (n,n,n’,n’-tetramethyl-1,3-propanediamine), a colorless to light yellow transparent liquid, it is soluble in water and alcohol, and its content is gene ...

overview: chinese name: polyurethane catalyst a33 alias: catalyst a33, polyurethane catalyst a33, catalyst a33, blowing catalyst a33, blowing catalyst, polyurethane blowing catalyst, catalyst a-33, po ...

overview: chinese name: polyurethane catalyst a33 alias: catalyst a33, polyurethane catalyst a33, catalyst a33, blowing catalyst a33, blowing catalyst, polyurethane blowing catalyst, catalyst a-33, po ...