Tryptic Soy Agar (TSA), with Lecithin and Tween® 80, USP, irradiated, triple bagged, contact plate, Lok-Tight™ friction lid, optional locking feature

Added measure to assure sterility in your environmental monitoring program!

Hardy Diagnostics contact plates are recommended for use in the cultivation of microorganisms from environmental surfaces.

Tryptic Soy Agar (TSA) with Lecithin and Tween®, USP is recommended for use as a general growth medium for establishing microbiological trends, alerts and action levels in biologically controlled environments.

Room temperature storage
Sterile by Irradiation
Validated for a Sterility Assurance Level (SAL) of 10-6.
Triple Bagged
Two nylon inner bags. One outer Mylar® bag that is heat sealed.
Outer bag is VHP impermeable
Tear Notch on Outer Bag
For easy opening. No scissors required.

3 Easy Steps:

1. Remove lid.
2. Gently press plate to surface without twisting or sliding.
3. Twist clockwise until frosted bands line up to lock lid into place.

Our Contact Plate features:
Improved moisture control packaging format
Friction lid
The friction lid design keeps lids in place before sampling.
Lok-Tight™ Locking Lid
An optional locking feature means lids stay secured post sampling and during transport to your lab.

Molded Grid
Each plate has a grid molded into the bottom of the plate to aid in the counting of microorganisms.

Certificate of Analysis
Available online for each lot.

Please contact us at for specific academic pricing.