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 10th 2020 Good Friday  
Monday, May 25th 2020 Memorial Day
Friday, July 3rd, 2020 Independence Day
Monday, September 7th, 2020 Labor Day
Thursday & Friday, November 26th & 27th, 2020**
(No shipping/no coliform 19th Nov. HPCs cannot be submitted after Nov 18th.
)         
Thanksgiving
Friday, December 25th, 2020  (no shipping on the 24th December) Christmas
Friday, January 1st , 2021  (no shipping on the 31st December) 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 19th