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.

Friday, April 19th 2019 Good Friday  
Monday, May 27th 2019 Memorial Day
Thursday, July 4, 2019 Independence Day
Monday, September 2nd, 2019 Labor Day
Thursday & Friday, November 28th & 9th, 2019 **
(No shipping/no coliform 21st Nov. HPCs cannot be submitted after Nov 20th.
Wednesday, December 25th, 2019  (no shipping on the 24th December) Christmas
Wednesday, January 1st , 2020  (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 21st