Assertion: tryptophan's level | /r/HasProperty | 1%
Facets:
Source sentences:
text: In the case of H 2 O 2 oxidation (1%, 5°C, 24 h), where tryptophan oxidation products were present at very low level (<1%), the addition of free tryptophan could not protect against the formation of low levels of residual tryptophan oxidation products (see Table 1).