Beef Extract is a desiccated powder used as a substitute for infusions of meat for culture media.
Appearance:
Light tan powder
Solubility:
Gold, clear and complete
Total Nitrogen:
(same/more than)11%
Loss on Drying:
(same/less than)5%
Ash:
(same/less than)19%
pH (2%):
6.5-7.5
Standard Plate Count:
(same/less than) 1000cfu/g
Yeast and Mold:
(same/less than)100cfu/g
Coliforms:
(same/less than)10cfu/g
E. coli:
Negative
Salmonella:
Negative
Growth Supporting Properties
Peptone Agar (USP): Satisfactory
Broth Formulations: Satisfactory
Heat Processing:
Beef Extract is heat treated to a minimum of 85 degrees C for 6 hours during processing.
Country of Origin:
USA