19473-49-5 5-Potassium hydrogen L-glutamate 56-86-0 70938-17-9 997-42-2 CCRIS 6564 EINECS 243-094-0 L-Glutamic acid, monopotassium salt MONOPOTASSIUM GLUTAMATE Monopotassium L-glutamate Potassium L-glutamate Potassium diglutamate Potassium glutamate Potassium glutaminate