Appearance (Colour)
Cream
Appearance (Form)
Free flowing, homogeneous powder
Solubility (Colour) 2% aq. solution
Medium amber, clear
pH (25°C)
6.10 - 7.10
Stability (After autoclaving)
Medium amber, clear
Loss on drying
< 5.0%
Total Aerobic microbial count
(By Plate Count Method) : <=10,000 cfu/gm
Nitrogen (N)
>= 6.0%
Indole Production (0.1%)
Passes Test
Cultural Response
Inoculate and incubate at 37°C for 18-48 hours
Organism
Lactobacillus leichmannii ATCC 7830
Inoculum (cfu) 10-100
Growth : Good
Organism
Lactobacillus plantarum ATCC 8014
Inoculum (cfu) 10-100
Growth : Good
Organism
Lactobacillus rhamnosus ATCC 7469
Inoculum (cfu) 10-100
Growth : Good
Organism
Proteus vulgaris ATCC 13315
Inoculum (cfu) 10-100
Growth : Good
Applications
Peptonized milk is an enzymatic digest of fat free milk solids.It contains peptones, polypeptides and amino acids derived from milk protein as well as other nutritive components of skim milk. Used for isolation and cultivation of Lactobacilli and Streptococci, especially in dairy products.
