Julian wanted to obtain his doctorate in chemistry, but learned it would be difficult for an African-American.

During this time, he studied intensely, obtaining certificates in physics, chemistry, and natural sciences.

He obtained his Bachelor's degree in physics, chemistry, and mathematics from Hope College.

In 1906 he obtained his diploma in chemistry.

In 1973 he obtained a PhD in organic chemistry.

He attended the University of Vienna and obtained advanced degrees in chemistry.

He obtained his degree in chemistry in 1943 from the University of California, Berkeley.

In 1982 he obtained an advanced degree in chemistry from the same institution.

Noble obtained an undergraduate degree in history and chemistry from the University of Florida.

Teacher certification may be obtained in biology, chemistry, environmental education, mathematics and physics.