U.S. Food & Drug Administration
Center for Food Safety & Applied Nutrition

Bacteriological Analytical Manual Online
January 2001

R82
Tris-Buffered Saline (TBS), with Gelatin

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1% solution


Gelatin 1 g
TBS, pH 7.5 [R81] 100 ml


3% solution


Gelatin 3 g
TBS, pH 7.5 [R81] 100 ml


Add gelatin to TBS at 40°C. Stir to dissolve. Cool to room temperature before use.




Hypertext Source: Bacteriological Analytical Manual, 8th Edition, Revision A, 1998.

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