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

The medium is based on Soybean-Casein Digest Agar and is formulated according to the United States Pharmacopoeia (USP) <62> and meets the required USP performance specifications. Lecithin and Tween neutralize most disinfectants and help to revive damaged microorganisms.

Features and Benefits:

• Optically clear polystyrene
  For distortion-free viewing.
• Heavy-Duty
  Reduces breakage during shipping.
• Stacking rings
  Polystyrene Petri plates feature raised rings for stacking ability and to prevent sliding.
• Breathable Packaging
  Packaged in sleeves of 10 plates in a "breathable" bag that prevents buildup of condensation and excess moisture.