Hazmat situation contained after chemical reaction in Cherry Hill, New Jersey

CHERRY HILL, N.J. (WPVI) -- Crews responded to a HAZMAT situation in Cherry Hill, New Jersey early Tuesday morning.

It happened just after midnight at Keystone Research and Pharmaceutical, in the 600 block of Hollywood Avenue.

Crews arrived to find a haze and strong odor in the area.

Action News was told there was a chemical reaction.

The building was empty at the time of the call.