Appearance (Colour)
Medium tan
Appearance (Form)
Free flowing, homogeneous powder
Solubility (Colour) 2% aq. solution
Medium amber, slightly opalescent to opalescent, may have a slight precipitate
pH (25°C)
6.0 ± 0.5 (2.0%)
Stability (After autoclaving)
Medium amber ,slightly opalescent to opalescent, may have a slight precipitate
Loss on drying
< 5.0 %
NaCl
< 1%
Ash
< 3%
Protein content
5.0%
Reducing sugars
80%
Total Aerobic microbial count
(By Plate Count Method) : < 10,000 cfu/gm
Cultural Response
Prepare Malt Extract Agar using Malt Extract as ingredient.Inoculate and incubate at 30°C for 18-72 hours with the following organisms
Organism
Aspergillus niger ATCC 16404
Inoculum (cfu) 10-100
Growth : Good
Organism
Candida albicans ATCC 10231
Inoculum (cfu) 10-100
Growth : Good
Applications
Malt extract contain high concentration of carbohydrates particularly maltose. It also provides an acidic environment, carbon, protein and nutrients for the isolation and cultivation of yeasts and molds, restricting the growth of bacteria and also for the cultivation of yeasts and molds.
