Processed databases
Atom-Mass pairs
Outputs for Citric acid; LC-ESI-QQ; MS2; CE:10 V; [M-H]-
Database: Institute for Advanced Biosciences, Keio Univ.
Entry ID: KO000381
Synonyms: Citrate, 2-Hydroxytricarballylic acid, 2-Hydroxy-1,2,3-propanetricarboxylic acid, Citric acid
Total mass: 192.1232
Formula: H8 C6 O7
Experimental information
MS type: MS2
Instrument: API3000, Applied Biosystems
Instrument type: LC-ESI-QQ
Ionization mode: NEGATIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks:
Replicated queried mass peaks: 129.5,
Processing time: 0:00:02.964574
Results for the quried mass "44.9"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C1O2 | 0.117 | 1 | 0 | C3,O7,O8 |
| C1O2 | 0.117 | 1 | 0 | C4,O9,O10 |
| C1O2 | 0.117 | 1 | 0 | C5,O11,O12 |
| C2O1 | 0.160 | 5 | 2 | C1,C3,O8 |
| C2O1 | 0.160 | 5 | 2 | C1,C6,O13 |
| C2O1 | 0.160 | 5 | 2 | C2,C4,O10 |
| C2O1 | 0.160 | 5 | 2 | C2,C6,O13 |