Processed databases
Atom-Mass pairs
Outputs for 4-hydroxybenzoic acid; LC-ESI-ITFT; MS2; CE: 50%; R=7500; [M-H]-
Database: European Molecular Biology Laboratory - European Bioinformatics Institute (EMBL-EBI), Hinxton, UK.
Entry ID: ML001751
Synonyms: 4-hydroxybenzoic acid, 4-oxoniobenzoate
Total mass: 138.1205
Formula: H6 C7 O3
Experimental information
MS type: MS2
Instrument: LTQ Orbitrap Velos Thermo Scientific
Instrument type: LC-ESI-ITFT
Ionization: ESI
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks:
Processing time: 0:00:00.722912
Results for the quried mass "93.0345"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C6O1 | 0.069 | 5 | 0 | C1,C2,C3,C4,C5,C6,O8 |
| C5O2 | 0.026 | 1 | 0 | C1,C2,C4,C5,C7,O9,O10 |
| C5O2 | 0.026 | 1 | 0 | C1,C2,C3,C5,C7,O9,O10 |