TRYPTONE 500g
TRYPTONE is an enzymatic digest of casein for use in preparing microbiological culture media
| Solubility in water at 5% | Complete |
|---|---|
| pH (5% solution) | 7.2 ± 0.5 |
| Loss on drying | ≤ 6.0% |
| Total nitrogen | 12.1-13.1% |
| α-amino nitrogen AN | 2-3% |
| AN/TN x 100 | 26-37 |
| Chloride (as NaCl) | ≤ 1.0% |
| Residue on ignition | ≤ 17.0% |
| Storage | 10-30°C, in a dry environment |
| Appearance | free-flowing, homogeneous |
| Colour | cream |
| Shelf-life | 4 years |
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