Pat-Chem Laboratories
1824 1st Street
San Fernando, CA 91340
(800) 400-5227 phone
(805) 532-0016 fax
Business Hours
Monday to Friday:
7:00 am to 5:00 pm
Saturday and Sunday:
Staff is available for drop-offs with prior notification.
Pat-Chem Laboratories
1824 1st Street
San Fernando, CA 91340
(800) 400-5227 phone
(805) 532-0016 fax
Business Hours
Monday to Friday:
7:00 am to 5:00 pm
Saturday and Sunday:
Staff is available for drop-offs with prior notification.
Sample Receiving Hours
Samples received after 3:00 pm will be tested the next business day unless prior arrangements or approvals have been made. Please contact Stephen Berentsen or Theresa Trevizo to make arrangements to drop off samples after hours, on holidays or weekends.
Emergency Contact (after hours):
If you have an urgent matter after regular business hours, please call our office and choose option 5. Leave a detailed message when prompted, and a member of our staff will respond to your needs.
Observed Holidays:
New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Day After Thanksgiving, Christmas Day