Business Hours

teklab building

Our business hours are 8:00am to 5:00pm (Monday through Friday). Emergency samples are accepted on as-needed basis and must be coordinated with Teklab Inc. in advance. After hours please leave a message on our business phone (618-344-1004) and your call will be returned.

Holidays
Friday, April 14th, 2017 Good Friday  
Monday, May 29th 2017 Memorial Day
Tuesday, July 4, 2017 Independence Day
Monday, September 4th, 2017 Labor Day
Thursday & Friday, November 23rd & 24th, 2017 * No shipping/no coliform 22nd Nov             
Thanksgiving
Monday, December 25th, 2017 ** Christmas
Monday, January 1st , 2018 ** New Year

No-one will be available to accept Saturday deliveries without a holiday surcharge being applied

** Please avoid sampling and/or delivering samples for short hold time analyses such as BOD/CBOD, Nitrate, Nitrite, Cr+6, etc. after noon on November 22nd, December 22nd, and December 29th.