Visit the Museum

CHF Museum permanent exhibit

Chemical Heritage Foundation
315 Chestnut Street
Philadelphia, PA 19106

Tel: 215.925.2222 • Fax: 215.925.1954

Museum hours

Monday–Friday: 10:00 a.m.–5:00 p.m.

First Friday of the month, March through December: 10:00 a.m.–8:00 p.m.

Please note that the museum will be closed on these holidays:

• New Year’s Day (January 1, 2014)
• Martin Luther King, Jr., Day (January 20, 2014)
• Memorial Day (May 26, 2014)
• Labor Day (September 1, 2014)
• Thanksgiving and the day after (November 27–28, 2014)
• Christmas Day (December 25, 2014)


Admission to the museum at CHF is free.

Viewing exhibits

The permanent exhibit, Making Modernity, and the changing exhibits in the Hach Gallery and DuPont Gallery can be viewed at any time during museum hours. 

Transmutations in the Fisher Gallery is closed for repairs until further notice. We apologize for the inconvenience. For more information please e-mail

First Fridays at CHF

CHF participates in First Fridays, an open house occurring the first Friday of the month throughout Philadelphia’s Old City Arts District. In addition to extending our hours until 8:00 p.m., the Museum at CHF hosts fascinating special guest speakers and hands-on activities.

Directions, transportation, and parking

Get directions, transportation information, and parking information here.

Wheelchair accessibility

CHF’s exhibits are completely accessible by wheelchair. Please see “Wheelchair Access” here.

Get a Guided Tour

Need Meeting Space?

CHF’s state-of-the-art conference center is in Philadelphia’s beautiful historic district.


Connect with CHF

Upcoming Events

Meet us in person at one of these events:

Sensing Change

See your environment with fresh eyes through this online exhibit.

First Fridays at CHF

CHF joins its Old City neighbors in hosting special events on the First Friday of most months. Learn more about our First Friday schedule.