| Synonyms | Sodium 5'-ribonucleotide |
| Definition | |
| Chemical name | Disodium 5'-ribonucleotide is essentially a mixture of disodium inosine-5'-monophosphate and disodium guanosine-5'-monophosphate |
| Chemical formula | C10H11N4Na2O8P · nH2O and |
| C10H12N5Na2O8P· nH2O |
| Assay | Content of both major components not less than 97,0 %, and of each component not less than 47,0 % and not more than 53 %, in every case on the anhydrous basis |
| Description | Odourless, white or nearly white crystals or powder |
| Identification | |
A.Positive test for ribose, and for organic phosphate and for sodium | |
B.pH of a 5 % solution | Between 7,0 and 8,5 |
| Purity | |
| Water | Not more than 26,0 % (Karl Fischer) |
| Other nucleotides | Not detectable by thin-layer chromatography |
| Lead | Not more than 2 mg/kg |
