Technical aspects
L-tryptophan is characterised by high purity and strictly defined physicochemical parameters.
| Parameter | Value |
|---|---|
| L-tryptophan content | min. 98.0% |
| Moisture content | max. 1.0% |
| pH | 4.5 – 7.0 |
| Bulk density | 0.2 – 0.5 g/ml |
| Melting point | 289 °C |
| Solubility in water | 1.06 – 1.28 g/100 g water |





