Tryptic Soy Agar (TSA) with Lecithin & Tween, CRITERION™ Dehydrated Culture Media

Hardy Diagnostics CRITERION™ Tryptic Soy Agar with Lecithin and Tween® 80 is recommended for use in the detection and enumeration of microorganisms in replicate plating techniques. Also used for the detection and enumeration of microorganisms present on the surfaces of sanitary importance.

CRITERION™ Dehydrated Culture Media by Hardy Diagnostics is formulated to meet or exceed the highest standards. Compare these features…

Wide mouth opening - reduces dust formation by allowing the easy entry of a scoop
Convenient handgrip - 'no slip' finger holds
Stackable containers - for efficient storage
Increased solubility - dissolves quickly
Custom and bulk products available - to your specifications
Competitive pricing - call for a price quote for large volume purchases!
Complete technical/instruction sheets - available in HUGO software
Unparalleled performance - tested for optimal growth

Container sizes include:
- 2L mylar® bag – pre-measured for a 2 liter batch, no weighing needed!
- 500gm bottle - wide mouth, easy grip bottle, comes with a free scoop!
- 2kg and 10kg bucket - with convenient screw lid

Also see our selection of petri plates, glass screw-cap tubes, animal blood, media supplements and antibiotics.

Please contact us at for specific academic pricing.