Processed databases
Atom-Mass pairs
Outputs for 4-Hydroxybenzoic acid; GC-EI-TOF; MS; 2 TMS; BP:267
Database: Kazusa DNA Research Institute
Entry ID: KZ000178
Synonyms: 4-Hydroxybenzoic acid
Total mass: 138.1205
Formula: H6 C7 O3
Experimental information
MS type: MS
Instrument: Pegasus III TOF-MS system, Leco; GC 6890, Agilent Technologies
Instrument type: GC-EI-TOF
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks: 143.0,147.0,150.0,153.0,157.0,161.0,164.0,167.0,176.0,179.0,191.0,194.0,207.0,221.0,224.0,237.0,240.0,243.0,246.0,249.0,252.0,265.0,268.0,273.0,282.0,
Replicated queried mass peaks: 83.0, 84.0, 87.0, 89.0, 90.0, 92.0, 93.0, 95.0, 96.0, 98.0, 99.0, 102.0, 103.0, 105.0, 106.0, 108.0, 109.0, 111.0, 116.0, 117.0, 119.0, 120.0, 122.0, 123.0, 126.0, 131.0, 133.0, 134.0, 136.0, 137.0, 145.0, 148.0, 149.0, 151.0, 152.0, 163.0, 165.0, 166.0, 177.0, 178.0, 180.0, 181.0, 192.0, 193.0, 195.0, 196.0, 208.0, 209.0, 222.0, 223.0, 225.0, 226.0, 238.0, 239.0, 241.0, 242.0, 244.0, 245.0, 247.0, 248.0, 250.0, 251.0, 253.0, 254.0, 266.0, 267.0, 269.0, 270.0, 283.0,
Processing time: 0:00:01.124478
Results for the quried mass "125.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C6O3 | 0.102 | 5 | 0 | C2,C3,C4,C5,C6,C7,O8,O9,O10 |
| C6O3 | 0.102 | 5 | 0 | C1,C3,C4,C5,C6,C7,O8,O9,O10 |
| C6O3 | 0.102 | 5 | 0 | C1,C2,C4,C5,C6,C7,O8,O9,O10 |
| C6O3 | 0.102 | 5 | 0 | C1,C2,C3,C5,C6,C7,O8,O9,O10 |