Sarasota County (Fla.) Fire and Rescue are responding to a hazmat situation at the Planned Parenthood building.

An unknown substance was found at the building.

Sarasota Fire Rescue said six people have been transported to the hospital for evaluation.

The unknown substance was found in a room on the second floor.

There were 38 people inside the building at the time the substance was discovered.

Sarasota School of the Arts and Sciences is on lockdown as a precaution. 

Sarasota Co Fire depart says they believe it was uncapped cleaning solution that cause workers to be overcome at @PlannedParSWCFL

— Vicky Benchimol (@vbench) May 23, 2016