Physical state at 20 °C | Solid | Odour | Odorless |
Colour | Dark cream powder |
Appearance | Yellow to brown colored granules/powder |
pH (2% solution) | 6.2 +/- 0.2 |
Loss on drying | Max 6.0% |
Total nitrogen (N) | Min 13.5% |
Amino nitrogen | Min 3.5% |
Residue on ignition | Max 15.0% |
Growth promotion test for pathogens | Satisfactory |
Total viable count | Max10,000 CFU/gram |
Yeast and mould count | 100 CFU/gm |
E.coli. | Absent/gm |
Salmonella species | Absent/gm |
Pseudomonas | Absent/gm |