Leistungsangebot

Masses for Common Calibration Compounds

Perfluorokerosene or "PFK" (EI, positive-ion)

  • Reference name: Perfluorokerosene (PFK)

  • Use: Electron ionization (EI) and chemical ionization (CI)

  • Introduced via: Heated reference inlet

Positive ion spectra for perfluorokerosene (PFK)

m/z

Exact mass

Composition

Rel. intensity (in %)

18.01

 

 

30.00

28.01

 

 

50.00

31.0

30.99840

CF

3.80

39.96

 

 

1.70

51.00

 

 

6.70

69.00

68.99521

C1F3

100.00

81.00

80.99521

C2F3

0.50

84.97

 

 

1.00

93.00

92.99521

C3F3

3.30

99.99

99.99361

C2F4

5.60

118.99

118.99201

C2F5

26.40

130.99

118.99201

C3F5

24.00

142.99

142.99201

C4F5

1.90

154.99

 

 

1.40

168.99

168.98882

C3F7

17.00

180.99

180.98882

C4F7

8.75

192.99

192.98882

C5F7

8.30

204.99

204.98882

C6F7

1.50

218.99

218.98562

C4F9

8.60

230.99

230.98562

C5F9

8.80

242.99

242.98562

C6F9

3.80

254.99

254.98562

C7F9

1.20

268.98

268.98242

C5F11

4.00

280.98

280.98242

C6F11

6.00

292.98

292.98242

C7F11

2.70

304.98

304.98242

C8F11

1.00

318.98

318.97923

C6F13

2.00

330.98

330.97923

C7F13

3.70

342.98

342.97923

C8F13

1.80

354.98

354.97923

C9F13

0.80

368.98

368.97603

C7F15

0.90

380.98

380.97603

C8F15

2.30

392.98

392.97603

C9F15

1.10

404.98

404.97603

C10F15

1.00

416.98

416.97603

C11F15

0.55

430.97

430.97284

C9F17

1.85

442.97

442.97284

C10F17

1.20

454.97

454.97284

C11F17

0.80

466.97

466.97284

C12F17

0.50

480.97

480.96964

C10F19

1.40

492.97

492.96964

C11F19

1.10

504.97

504.96964

C12F19

0.65

516.97

516.98964

C13F19

0.50

530.97

530.96645

C11F21

0.70

542.97

542.96645

C12F21

0.60

554.97

554.96645

C13F21

0.50

566.97

566.96645

C14F21

0.60

580.96

580.96325

C12F23

0.70

592.96

592.96325

C13F23

0.65

604.96

604.96325

C14F23

0.60

616.96

616.96325

C15F23

0.50

630.96

630.96006

C13F25

0.50

642.96

654.96006

C14F25

0.50

654.96

654.96006

C15F25

0.55

666.96

666.96006

C16F25

0.50

680.96

680.95686

C14F27

0.20

692.96

692.95686

C15F27

0.25

704.96

704.95686

C16F27

0.40

716.96

716.95686

C17F27

0.25

730.95

730.95366

C15F29

0.20

742.95

742.95366

C16F29

0.25

754.95

754.95366

C17F29

0.50

766.95

766.95366

C18F29

0.20

780.95

780.95047

C16F31

0.25

792.95

792.95047

C17F31

0.30

804.95

804.95047

C18F31

0.15

816.95

816.95047

C19F31

0.05

830.95

830.94727

C17F33

0.10

842.95

842.94727

C18F33

0.10

854.95

854.94727

C19F33

0.10

866.95

866.94727

C20F33

0.05

880.94

880.94408

C18F35

0.10

892.94

892.94408

C19F35

0.10

904.94

904.94408

C20F35

0.05

916.94

916.94408

C21F35

0.05

930.94

930.94088

C19F37

0.05

942.94

942.94088

C20F37

0.05

954.94

954.94088

C21F37

0.05

966.94

966.94088

C22F37

0.05

980.94

980.93768

C20F39

0.05

992.94

992.93768

C21F39

0.05

1004.94

1004.93768

C22F39

0.05

1016.94

1016.93768

C23F39

0.05

Specifications:
PFK, Perfluorokerosene
Molecular weight: 941
Boiling point: 210 to 240 deg. C

Data courtesy: Dr. Thomas Hartman, Center for Advance Food Technology, Rutgers University, New Brunswick, NJ

Perfluorokerosene (PFK) - Negative ions

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Perfluorokerosene (PFK)

  • Use: Electron ionization (EI) and chemical ionization (CI)

  • Introduced via: Heated reference inlet

Exact masses for PFK negative ions

Exact mass

Composition

18.99840325

F

34.96885273

Cl

58.99331789

C2FO

69.93770546

 

84.99012439

CF3O

92.99520975

C3F3

118.99201625

C2F5

127.98852764

I

134.98693089

C2F5O

146.98693089

C3F5O

161.99041950

C4F6

168.98882275

C3F7

173.99041950

C5F6

180.98882275

C4F7

184.98373739

C3F7O

192.98882275

C5F7

199.98722600

C4F8

211.98722600

C5F8

218.98562925

C4F9

223.98722600

C6F8

230.98562925

C5F9

249.98403250

C5F10

261.98403250

C6F10

268.98243575

C5F11

273.98403250

C7F10

280.98243575

C6F11

292.98243575

C7F11

299.98083900

C6F12

311.98083900

C7F12

318.97924225

 

323.98083900

C8F12

330.97924225

C7F13

342.97924225

C8F13

349.97764550

C7F14

361.97764550

C8F14

373.97764550

C9F14

380.97604875

C8F15

392.97604875

C9F15

399.97445200

C8F16

404.97604875

C10F15

411.97445200

C9F16

423.97445200

C10F16

430.97285525

C9F17

442.97285525

C10F17

454.97285525

C11F17

461.97125850

C10F18

473.97125850

C11F18

480.96966175

C10F19

492.96966175

C11F19

504.96966175

C12F19

511.96806500

C11F20

523.96806500

C12F20

530.96646825

C11F21

535.96806500

C13F20

542.96646825

C12F21

549.96487150

C11F22

554.96646825

C13F21

561.96487150

C12F22

573.96487150

C13F22

585.96487150

C14F22

592.96327475

C13F23

599.96167800

C12F24

604.96327475

C14F23

611.96167800

C13F24

623.96167800

C14F24

635.96167800

C15F24

649.95848450

C13F26

661.95848450

C14F26

673.95848450

C15F26

685.95848450

C16F26

699.95529100

C14F28

711.95529100

C15F28

723.95529100

C16F28

735.95529100

C17F28

747.95529100

C18F28

749.95209750

C15F30

761.95209750

C16F30

773.95209750

C17F30

785.95209750

C18F30

797.95209750

C19F30

799.94890400

C16F32

811.94890400

C17F32

823.94890400

C18F32

835.94890400

C19F32

847.94890400

C20F32

849.94571050

C17F34

861.94571050

C18F34

Cesium iodide positive-ion

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Cesium iodide positive-ion

  • Use: Fast atom bombardment (FAB)

  • Introduced via: Solid deposited directly on FAB probe

Exact mass

Composition

132.90543300

Cs

265.81086600

Cs2

392.71534300

Cs2I

652.52525300

Cs3I2

912.33516300

Cs4I3

1172.14507300

Cs5I4

1431.95498300

Cs6I5

1691.76489300

Cs7I6

1951.57480300

Cs8I7

2211.38471300

Cs9I8

2471.19462300

Cs10I9

2731.00453300

Cs11I10

2990.81444300

Cs12I11

3250.62435300

Cs13I12

3510.43426300

Cs14I13

3770.24417300

Cs15I14

4030.05408300

Cs16I15

4289.86399300

Cs17I16

4549.67390300

Cs18I17

4809.48381300

Cs19I18

5069.29372300

Cs20I19

5329.10363300

Cs21I20

5588.91354300

Cs22I21

5848.72345300

Cs23I22

6108.53336300

Cs24I23

6368.34327300

Cs25I24

6628.15318300

Cs26I25

6887.96309300

Cs27I26

7147.77300300

Cs28I27

7407.58291300

Cs29I28

7667.39282300

Cs30I29

7927.20273300

Cs31I30

8187.01264300

Cs32I31

8446.82255300

Cs33I32

8706.63246300

Cs34I33

8966.44237300

Cs35I34

9226.25228300

Cs36I35

9486.06219300

Cs37I36

9745.87210300

Cs38I37

10005.68201300

Cs39I38

10265.49192300

Cs40I39

10525.30183300

Cs41I40

10785.11174300

Cs42I41

11044.92165300

Cs43I42

11304.73156300

Cs44I43

11564.54147300

Cs45I44

11824.35138300

Cs46I45

12084.16129300

Cs47I46

12343.97120300

Cs48I47

12603.78111300

Cs49I48

12863.59102300

Cs50I49

13123.40093300

Cs51I50

13383.21084300

Cs52I51

13643.02075300

Cs53I52

13902.83066300

Cs54I53

14162.64057300

Cs55I54

14422.45048300

Cs56I55

14682.26039300

Cs57I56

14942.07030300

Cs58I57

15201.88021300

Cs59I58

15461.69012300

Cs60I59

15721.50003300

Cs61I60

15981.30994300

Cs62I61

16241.11985300

Cs63I62

16500.92976300

Cs64I63

16760.73967300

Cs65I64

17020.54958300

Cs66I65

17280.35949300

Cs67I66

17540.16940300

Cs68I67

17799.97931300

Cs69I68

18059.78922300

Cs70I69

18319.59913300

Cs71I70

18579.40904300

Cs72I71

18839.21895300

Cs73I72

19099.02886300

Cs74I73

19358.83877300

Cs75I74

19618.64868300

Cs76I75

19878.45859300

Cs77I76

20138.26850300

Cs78I77

20398.07841300

Cs79I78

20657.88832300

Cs80I79

20917.69823300

Cs81I80

21177.50814300

Cs82I81

21437.31805300

Cs83I82

21697.12796300

Cs84I83

21956.93787300

Cs85I84

22216.74778300

Cs86I85

22476.55769300

Cs87I86

22736.36760300

Cs88I87

22996.17751300

Cs89I88

23255.98742300

Cs90I89

23515.79733300

Cs91I90

23775.60724300

Cs92I91

24035.41715300

Cs93I92

24295.22706300

Cs94I93

24555.03697300

Cs95I94

24814.84688300

Cs96I95

25074.65679300

Cs97I96

25334.46670300

Cs98I97

25594.27661300

Cs99I98

25854.08652300

Cs100I99

26113.89643300

Cs101I100

26373.70634300

Cs102I101

26633.51625300

Cs103I102

26893.32616300

Cs104I103

27153.13607300

Cs105I104

27412.94598300

Cs106I105

27672.75589300

Cs107I106

27932.56580300

Cs108I107

28192.37571300

Cs109I108

28452.18562300

Cs110I109

28711.99553300

Cs111I110

28971.80544300

Cs112I111

29231.61535300

Cs113I112

29491.42526300

Cs114I113

EI positive ion spectra for FC43 (Perflourotributylamine, PFTBA)

  • Use: For EI and CI measurements to mass ranges up to 800

  • Introduced via: Heated inlet

Exact masses for positive-ion FC43

Exact mass

Composition

Intensity (in %)

68.9952

CF3

100

92.9952

C3F3

2

99.9936

C2F4

19

113.9967

C2F4N

11

118.9920

C2F5

16

130.9920

C3F5

72

149.9904

C3F6

4

168.9888

C3F7

7

175.9935

C4F6N

3

180.9888

C4F7

3

213.9903

C4F8N

2

218.9856

C4F9

78

225.9903

C5F8N

2

263.9871

C5F10N

27

313.9839

C6F12N

3

351.9807

C6F14N

4

363.9807

C7F14N

1

375.9807

C8F14N

1

401.9775

C7F16N

2

413.9775

C8F16N

9

425.9775

C9F16N

1

463.9743

C9F18N

3

501.9711

C9F20N

8

613.9647

C12F24N

2

EI positive ion spectra for FC5311 (Perfluorophenanthrene)

  • FC5311 - a new calibration compound as an supplement to FC-43

  • Specifications
    FC-5311: Perfluorophenanthrene
    Molecular weight: 624
    Formula: C14F24
    Boiling point: 215 deg. C
    d25: 2.03

  • Introduced via: Heated inlet

m/z

Rel. abundance

m/z 

Rel. abundance

55

1.83

219 

2.66

56

1.09

231 

4.06

57

2.97

243 

7.66

69

100.00

255 

2.09

70

1.17

267 

2.55

93

5.97

286 

2.09

94

1.27

293 

7.65

100

11.09

305 

1.14

112

1.50

317 

2.27

119

16.80

331 

1.12

124

1.49

343 

1.17

131

47.08

367 

1.88

143

5.26

405 

4.23

155

3.05

455 

18.30

162

5.64

505 

4.41

169

7.66

517 

1.17

181

11.23

555 

4.62

193

6.73

605 

1.64

205

2.82

624 

1.00

217

2.05

-

Data provided by Scientific Instrument Services, Inc.

EI positive ion spectra for FC70 (Perfluorotripentylamine)

  • A new calibration compound as an supplement to FC-43 useful for calibration in the 500 to 600 mass range. FC-70 is a liquid at room temperature and can be used in the same manner as FC-43.

  • Introduced via: Heated inlet

m/z

Rel. abundance

m/z

Rel. abundance

50

0.8

181

14.0

69

100.0

182

0.6

70

1.2

219

0.8

93

1.1

231

0.8

100

9.1

269

19.8

114

3.5

270

1.1

119

10.9

314

3.3

120

0.6

364

0.2

131

14.0

514

0.8

132

0.4

526

0.4

151

1.2

564

0.8

169

3.3

602

0.4

Data provided by Scientific Instrument Services, Inc.

CI negative ion spectra for FC70 (Perfluorotripentylamine)

  • A new calibration compound as an supplement to FC-43 useful for calibration in the 500 to 600 mass range. FC-70 is a liquid at room temperature and can be used in the same manner as FC-43.

  • Introduced via: Heated inlet

 

m/z

Rel. abundance

m/z

Rel. abundance

219

1.97

552

100.00

281

1.50

553

11.99

314

1.99

564

4.04

333

4.92

576

1.48

352

4.96

583

1.84

383

1.49

602

3.37

395

1.36

614

7.08

412

1.50

626

2.23

414

1.95

633

1.47

433

4.06

664

4.51

450

1.17

676

1.31

452

3.39

683

1.18

464

1.50

733

1.54

476

1.87

745

4.54

483

1.90

783

14.47

502

3.20

784

2.37

514

12.87

833

1.40

515

1.66

 

 

526

1.30

 

 

533

4.45

 

 

Data provided by Scientific Instrument Services, Inc.

EI positive ion spectra for FC70 (Perfluorotrihexylamine)

  • Specifications
    FC-71- Perfluorotrihexylamine
    Molecular weight - 971
    Formula - (CF3(CF2)5)3N
    Boiling point - 253 deg. C
    Density 25 deg. C - 1.92
    Pour point - 33 deg. C

 

m/z

Rel. abundance

m/z

Rel. abundance

50

0.6

219

1.4

69

100.0

231

12.9

70

1.4

232

0.7

93

0.9

269

0.6

100

9.3

281

1.4

101

0.1

319

12.9

114

3.6

320

0.8

119

36.0

364

5.4

120

0.7

365

0.4

131

17.2

414

0.4

132

0.5

614

1.1

169

24.5

626

0.4

170

0.7

664

0.6

181

7.9

702

0.4

Data provided by Scientific Instrument Services, Inc.

Cesium iodide - Negative ion mode

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Cesium iodide

  • Use: Fast atom bombardment (FAB)

  • Introduced via: Solid deposited directly on FAB probe

Exact masses for negative-ion Cesium iodide clusters

Exact mass

Composition

126.90447700

I

253.80895400

I2

259.80991000

CsI

386.71438700

CsI2

513.61886400

CsI3

646.52429700

Cs2I3

906.33420700

Cs3I4

1166.14411700

Cs4I5

1425.95402700

Cs5I6

1685.76393700

Cs6I7

1945.57384700

Cs7I8

2205.38375700

Cs8I9

2465.19366700

Cs9I10

2725.00357700

Cs10I11

2984.81348700

Cs11I12

3244.62339700

Cs12I13

3504.43330700

Cs13I14

3764.24321700

Cs14I15

4024.05312700

Cs15I16

4283.86303700

Cs16I17

4543.67294700

Cs17I18

4803.48285700

Cs18I19

5063.29276700

Cs19I20

5323.10267700

Cs20I21

5582.91258700

Cs21I22

5842.72249700

Cs22I23

6102.53240700

Cs23I24

6362.34231700

Cs24I25

6622.15222700

Cs25I26

6881.96213700

Cs26I27

7141.77204700

Cs27I28

7401.58195700

Cs28I29

7661.39186700

Cs29I30

7921.20177700

Cs30I31

8181.01168700

Cs31I32

8440.82159700

Cs32I33

8700.63150700

Cs33I34

8960.44141700

Cs34I35

9220.25132700

Cs35I36

9480.06123700

Cs36I37

9739.87114700

Cs37I38

9999.68105700

Cs38I39

10259.49096700

Cs39I40

10519.30087700

Cs40I41

10779.11078700

Cs41I42

11038.92069700

Cs42I43

11298.73060700

Cs43I44

11558.54051700

Cs44I45

11818.35042700

Cs45I46

12078.16033700

Cs46I47

12337.97024700

Cs47I48

12597.78015700

Cs48I49

12857.59006700

Cs49I50

13117.39997700

Cs50I51

13377.20988700

Cs51I52

13637.01979700

Cs52I53

13896.82970700

Cs53I54

14156.63961700

Cs54I55

14416.44952700

Cs55I56

14676.25943700

Cs56I57

14936.06934700

Cs57I58

15195.87925700

Cs58I59

15455.68916700

Cs59I60

15715.49907700

Cs60I61

15975.30898700

Cs61I62

16235.11889700

Cs62I63

16494.92880700

Cs63I64

16754.73871700

Cs64I65

17014.54862700

Cs65I66

17274.35853700

Cs66I67

17534.16844700

Cs67I68

17793.97835700

Cs68I69

18053.78826700

Cs69I70

18313.59817700

Cs70I71

18573.40808700

Cs71I72

18833.21799700

Cs72I73

19093.02790700

Cs73I74

19352.83781700

Cs74I75

19612.64772700

Cs75I76

19872.45763700

Cs76I77

20132.26754700

Cs77I78

20392.07745700

Cs78I79

20651.88736700

Cs79I80

20911.69727700

Cs80I81

21171.50718700

Cs81I82

21431.31709700

Cs82I83

21691.12700700

Cs83I84

21950.93691700

Cs84I85

22210.74682700

Cs85I86

22470.55673700

Cs86I87

22730.36664700

Cs87I88

22990.17655700

Cs88I89

23249.98646700

Cs89I90

23509.79637700

Cs90I91

23769.60628700

Cs91I92

24029.41619700

Cs92I93

24289.22610700

Cs93I94

24549.03601700

Cs94I95

24808.84592700

Cs95I96

25068.65583700

Cs96I97

25328.46574700

Cs97I98

25588.27565700

Cs98I99

25848.08556700

Cs99I100

26107.89547700

Cs100I101

26367.70538700

Cs101I102

26627.51529700

Cs102I103

26887.32520700

Cs103I104

27147.13511700

Cs104I105

27406.94502700

Cs105I106

27666.75493700

Cs106I107

27926.56484700

Cs107I108

28186.37475700

Cs108I109

28446.18466700

Cs109I110

28705.99457700

Cs110I111

28965.80448700

Cs111I112

29225.61439700

Cs112I113

29485.42430700

Cs113I114

29745.23421700

Cs114I115

30005.04412700

Cs115I116

Data provided by Joel Mass Spectrometers

Perfluoroalkylphosphazine (Ultramark 1621)

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Perfluoroalkylphosphazine (Ultramark 1621: PCR, Inc.)

  • Use: Positive-ion fast atom bombardment (FAB)

  • Introduced via: Applied neat on FAB probe

 

Positive ions

Nominal mass

1

12

31

51

69

95

113

130

150

166

190

213

228

249

260

288

311

322

340

362

376

402

442

462

502

542

554

614

654

666

678

714

754

766

778

808

826

854

866

878

890

908

926

938

966

978

990

1008

1038

1070

1078

1090

1108

1138

1170

1178

1190

1222

1238

1270

1278

1290

1322

1352

1370

1390

1402

1422

1452

1470

1490

1502

1522

1552

1570

1590

1602

1622

1652

1670

1690

1702

1722

1752

1770

1802

1822

1852

1902

1922

1952

1972

2002

2022

2052

2072

2122

Data provided by Joel Mass Spectrometers

Perfluoroalkylphosphazine (Ultramark 1621)

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Perfluoroalkylphosphazine (Ultramark 1621: PCR, Inc.)

  • Use: Positive-ion fast atom bombardment (FAB)

  • Introduced via: Dissolve in nitrobenzyl alcohol matrix (Ratio 1:100 to 1:1000)

Positive ions

Exact mass

Composition

869.9979

C17H17O6N3P3F22

922.01035

C18H19O6N3P3F24

969.99151

C19H17O6N3P3F26

1022.00397

C20H19O6N3P3F28

1069.98512

C21H17O6N3P3F30

1121.99758

C22H19O6N3P3F32

1169.97874

C23H17O6N3P3F34

1221.99119

C24H19O6N3P3F36

1269.97235

C25H17O6N3P3F38

1321.98481

C26H19O6N3P3F40

1369.96596

C27H17O6N3P3F42

1421.97842

C28H19O6N3P3F44

1469.95958

C29H17O6N3P3F46

1521.97203

C30H19O6N3P3F48

1569.95319

C31H17O6N3P3F50

1621.96564

C32H19O6N3P3F52

1669.9468

C33H17O6N3P3F54

1721.95926

C34H19O6N3P3F56

1769.94041

C35H17O6N3P3F58

1821.95287

C36H19O6N3P3F60

1869.93403

C37H17O6N3P3F62

1921.94648

C38H19O6N3P3F64

  • Reference: Longfei Jian & Mehdi Moini, ASMS 1992
    Data provided by Joel Mass Spectrometers

Perfluoroalkylphosphazine (Ultramark 1621)

  • Reference name: Perfluoroalkylphosphazine (Ultramark 1621: PCR, Inc.)

  • Use: Negative-ion fast atom bombardment (FAB)

  • Introduced via: Applied neat on FAB probe

Negative ions

Nominal mass

1

19

26

39

50

63

79

93

101

111

124

143

163

186

202

211

231

243

263

282

298

314

331

358

380

398

414

432

448

458

470

498

514

532

548

570

592

608

632

648

660

670

692

708

732

744

760

782

792

804

816

840

860

894

906

916

940

954

960

982

994

1006

1016

1040

1054

1074

1094

1106

1116

1140

1154

1174

1194

1206

1216

1240

1254

1274

1294

1306

1316

1340

1354

1386

1406

1416

1424

1440

1454

1468

1486

1506

1524

1540

1554

1568

1586

1606

1624

1640

1656

1668

1686

1706

1724

1740

1756

1786

1798

1806

1840

1856

1898

1940

1956

2040

  • Data provided by Joel Mass Spectrometers

Perfluoroalkylphosphazine (Ultramark 1621)

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Perfluoroalkylphosphazine (Ultramark 1621: PCR, Inc.)

  • Use: Negative-ion fast atom bombardment (FAB)

Introduced via: Dissolve in nitrobenzyl alcohol matrix (Ratio 1:100 to 1:1000)

Negative ions

Exact mass

Composition

691.97618

C12H13O6N3P3F16

791.96979

C14H13O6N3P3F20

805.98544

C15H15O6N3P3F20

891.9634

C16H13O6N3P3F24

905.97905

C17H15O6N3P3F24

991.95702

C18H13O6N3P3F28

1005.97267

C19H15O6N3P3F28

1091.95063

C20H13O6N3P3F32

1105.96628

C21H15O6N3P3F32

1191.94424

C22H13O6N3P3F36

1205.95989

C23H15O6N3P3F36

1291.93786

C24H13O6N3P3F40

1305.95351

C25H15O6N3P3F40

1391.93147

C26H13O6N3P3F44

1405.94712

C27H15O6N3P3F44

1505.94073

C29H15O6N3P3F48

1605.93434

C31H15O6N3P3F52

1705.92796

C33H15O6N3P3F56

1805.92157

C35H15O6N3P3F60

Reference: Longfei Jian & Mehdi Moini, ASMS 1992
Data provided by Joel Mass Spectrometers

PEG ('polyethylene glycol')

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: PEG ('polyethylene glycol' or poly(ethylene oxide) )

  • Use: Fast atom bombardment (FAB) mass reference standard

  • Introduced via: Neat liquid, or solid samples dissolved in nitrobenzyl alcohol

Exact masses for PEG positive ions

Exact mass

Composition

45.03404

C2H5O

89.06025

C4H9O2

133.08647

C6H13O3

177.11268

C8H17O4

195.12325

(C2H4O)4 + H3O

221.1389

C10H21O5

239.14946

(C2H4O)5 + H3O

265.16511

C12H25O6

283.17568

(C2H4O)6 + H3O

309.19133

C14H29O7

327.20189

(C2H4O)7 + H3O

353.21754

C16H33O8

371.22811

(C2H4O)8 + H3O

415.25432

(C2H4O)9 + H3O

459.28054

(C2H4O)10 + H3O

503.30675

(C2H4O)11 + H3O

547.33297

(C2H4O)12 + H3O

591.35918

(C2H4O)13 + H3O

635.3854

(C2H4O)14 + H3O

679.41161

(C2H4O)15 + H3O

723.43783

(C2H4O)16 + H3O

767.46404

(C2H4O)17 + H3O

811.49026

(C2H4O)18 + H3O

855.51647

(C2H4O)19 + H3O

899.54269

(C2H4O)20 + H3O

943.5689

(C2H4O)21 + H3O

987.59512

(C2H4O)22 + H3O

1031.62133

(C2H4O)23 + H3O

1075.64754

(C2H4O)24 + H3O

1119.67376

(C2H4O)25 + H3O

1163.69997

(C2H4O)26 + H3O

1207.72619

(C2H4O)27 + H3O

1251.7524

(C2H4O)28 + H3O

1295.77862

(C2H4O)29 + H3O

1339.80483

(C2H4O)30 + H3O

1383.83105

(C2H4O)31 + H3O

1427.85726

(C2H4O)32 + H3O

1471.88348

(C2H4O)33 + H3O

1515.90969

(C2H4O)34 + H3O

1559.93591

(C2H4O)35 + H3O

1603.96212

(C2H4O)36 + H3O

1647.98834

(C2H4O)37 + H3O

1692.01455

(C2H4O)38 + H3O

1736.04077

(C2H4O)39 + H3O

1780.06698

(C2H4O)40 + H3O

1824.0932

(C2H4O)41 + H3O

1868.11941

(C2H4O)42 + H3O

1912.14563

(C2H4O)43 + H3O

1956.17184

(C2H4O)44 + H3O

2000.19806

(C2H4O)45 + H3O

Data provided by Joel Mass Spectrometers

Glycerol - Positive ion mode

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: Glycerol

  • Use: Fast atom bombardment (FAB) matrix

  • Introduced via: Matrix mixed with sample produces cluster peaks

Exact masses for positive-ion Glycerol clusters

Exact mass

Composition

57.03403983

C3H5O

75.04460454

C3H7O2

93.05516925

C3H9O3

149.08138404

C6H13O4

167.09194876

C6H15O5

185.10251347

C6H17O6

241.12872826

C9H21O7

259.13929297

C9H23O8

277.14985768

C9H25O9

369.19720190

C12H33O12

461.24454612

C15H41O15

553.29189033

C18H49O18

645.33923455

C21H57O21

737.38657876

C24H65O24

829.43392298

C27H73O27

921.48126720

C30H81O30

Data provided by Joel Mass Spectrometers

NBA (FAB, positive)

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: NBA (3-nitrobenzyl alcohol)

  • Use: Fast atom bombardment (FAB) matrix

  • Introduced via: FAB matrix, produces cluster ions

 

Exact masses for NBA positive ions

Exact mass

Composition

136.03985

C7H6NO2

154.05042

(C7H7NO3) + H

289.08245

C14H13N2O5

307.09301

(C7H7NO3)2 + H

460.1356

(C7H7NO3)3 + H

613.1782

(C7H7NO3)4 + H

766.22079

(C7H7NO3)5 + H

919.26338

(C7H7NO3)6 + H

Data provided by Joel Mass Spectrometers

Poly(dimethylsiloxane)

Disclaimer: These data are for informational use only. No guarantees are made for the accuracy of the data presented.

  • Reference name: poly(dimethylsiloxane)

  • Use: Ammonia chemical ionization (CI)

  • Introduced via: Direct probe or reference inlet (low-boiling fractions)

 

Exact masses for ammonium adducts of poly(dimethylsiloxane)

Exact mass

Composition

18.03437416

NH4

35.06092328

N2H7

52.08747239

N3H10

90.07390285

C3H12SiN

164.09269611

C5H18Si2NO

238.11148938

C7H24Si3NO2

312.13028264

C9H30Si4NO3

386.1490759

C11H36Si5NO4

460.16786916

C13H42Si6NO5

534.18666242

C15H48Si7NO6

608.20545569

C17H54Si8NO7

682.22424895

C19H60Si9NO8

756.24304221

C21H66Si10NO9

830.26183547

C23H72Si11NO10

904.28062873

C25H78Si12NO11

978.29942200

C27H84Si13NO12

1052.31821526

C29H90Si14NO13

1126.33700852

C31H96Si15NO14

1200.35580178

C33H102Si16NO15

1274.37459504

C35H108Si17NO16

Data courtesy of Dr. Andrew Tyler, Harvard University
Data provided by Joel Mass Spectrometers