Processed databases
Atom-Mass pairs
Outputs for PROPIONIC ACID; EI-B; MS
Database: UNIV. OF OCCUPATIONAL AND ENVIRONMENTAL HEALTH, Tokyo
Entry ID: JP005852
Synonyms: PROPIONIC ACID
Total mass: 74.0783
Formula: H6 C3 O2
Experimental information
MS type: MS
Instrument: HITACHI RMU-6M
Instrument type: EI-B
Ionization: 70 eV
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 15.0, 26.0, 27.0, 29.0, 30.0, 43.0, 44.0, 46.0, 47.0, 55.0, 57.0, 74.0, 75.0,
Processing time: 0:00:01.121330
Results for the quried mass "31.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C1O1 | 0.034 | 3 | 2 | C3,O5 |
| C2 | 0.077 | 7 | 2 | C1,C2 |