Processed databases
Atom-Mass pairs
Outputs for L-Histidine; GC-EI-QQ; MS; 3 TBDMS; RT:969.54 sec
Database: Engineering department, Osaka Univ.
Entry ID: OUF01016
Synonyms: L-Histidine
Total mass: 155.1542
Formula: H9 C6 O2 N3
Experimental information
MS type: MS
Instrument: Agilent 7000B QqQMS, Agilent; Agilent 7906A series GC system, Agilent Technologies
Instrument type: GC-EI-QQ
Ionization mode: POSITIVE
CAMP general report:
Acceptable mass threshold: 2.0158Out of range queried mass peaks: 159.0,162.0,165.0,168.0,172.0,179.0,182.0,188.0,192.0,196.0,199.0,202.0,207.0,210.0,213.0,216.0,222.0,225.0,236.0,240.0,244.0,250.0,253.0,264.0,268.0,280.0,283.0,299.0,302.0,308.0,311.0,322.0,336.0,339.0,342.0,350.0,412.0,422.0,440.0,443.0,482.0,497.0,
Replicated queried mass peaks: 57.0, 58.0, 74.0, 75.0, 77.0, 81.0, 83.0, 84.0, 86.0, 87.0, 97.0, 98.0, 100.0, 101.0, 103.0, 111.0, 112.0, 114.0, 115.0, 117.0, 118.0, 120.0, 125.0, 126.0, 130.0, 132.0, 133.0, 135.0, 139.0, 140.0, 142.0, 143.0, 146.0, 148.0, 149.0, 151.0, 152.0, 154.0, 155.0, 157.0, 158.0, 160.0, 161.0, 166.0, 167.0, 169.0, 170.0, 173.0, 174.0, 180.0, 181.0, 183.0, 189.0, 193.0, 194.0, 197.0, 198.0, 200.0, 208.0, 209.0, 211.0, 214.0, 217.0, 218.0, 223.0, 224.0, 226.0, 227.0, 241.0, 245.0, 246.0, 252.0, 254.0, 255.0, 265.0, 266.0, 281.0, 282.0, 284.0, 285.0, 300.0, 303.0, 304.0, 309.0, 310.0, 323.0, 338.0, 340.0, 341.0, 413.0, 414.0, 423.0, 441.0, 442.0, 444.0, 483.0, 484.0,
Processing time: 0:00:02.289581
Results for the quried mass "128.0"
| Formula | Mass differences | Num. used protons | Num. required extra protons | Atom names |
| C5O2N2 | 0.129 | 8 | 0 | C1,C3,C4,C5,C6,N7,N9,O10,O11 |
| C5O2N2 | 0.129 | 8 | 0 | C1,C2,C4,C5,C6,N7,N9,O10,O11 |
| C5O2N2 | 0.129 | 8 | 1 | C1,C2,C4,C5,C6,N7,N8,O10,O11 |