Technical Data
Proteose Peptone #3 (Powder)
Microbiological Grade
Storage RT    Shipping RT

Basal medium used in various formulations for the cultivation of fastidious organisms including the production of diphtheria toxin.

Appearance: Light beige, homogeneous, free-flowing powder.
Solubility: Clear to sl. hazy, amber and complete with heating
Moisture: 5%
Ash: 12%
Amino Nitrogen: 6%
Total Nitrogen: 15%
pH: 6.51
Standard Palnt Count: 5000cfu/g
Coliforms: Negative
E. coli: Negative
Salmonella: Negative/25g
Molds and Yeast: 100cfu/g

Certificate of Origin:
The raw animal product used in the manufacturing of Proteose Peptone #3 is derived from casein originating in the USA. During processing of the product, a batch is heated to a minimum of 80C for 1 hour including a minimum of 30 minutes at 105C after addition of enzymes. The product is then dried at a minimum of 140C.

Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.

UUS Biological application reference: Olson, D.W. and Aryana, K.J. (2008) LWT - Food Science and Technology 41:911-918. Am. J. Syph. Gon. Ven. Dis., 33:164 (1949)