overview: chinese name: polyurethane catalyst a33 alias: catalyst a33, polyurethane catalyst a33, catalyst a33, blowing catalyst a33, cas 280-57-9, dabco 33-lv, niax a-33, jeffcat td-33a, lupragen n20 ...

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

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

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