Formula, CAS

Qty

δ2H

δ13C

δ15N

δ18O

Acetanilide #1, C8H9NO, CAS # 103-84-4

5g

-

-29.53±0.01‰

+1.18±0.02‰

-

Acetanilide #2, C8H9NO, CAS # 103-84-4, in glass vial

2g

-

-29.50±0.02‰

+19.56±0.03‰

-

Acetanilide #3, C8H9NO, CAS # 103-84-4

2g

-

-29.50±0.02‰

+40.57±0.06‰

-

Acetic anhydride, C4H6O3, CAS # 108-24-7

1mL

-133.2±2.1‰

-20.98±0.03‰

-

-

L-Alanine, C3H7NO2, CAS # 56-41-7

100mg

-

-17.93±0.02‰

+43.25±0.07‰

-

5a-Androstane  #3, C19H32, CAS # 438-22-2

5mg

-293.2±1.0‰

-31.35±0.01‰

-

-

Benzene #1, C6H6, CAS # 71-43-2

0.5mL

-62.4±1.1‰

-27.68±0.01‰

-

-

Benzoic acid #A, C7H6CO2, CAS # 65-85-0

inquire

-

-28.81‰

-

+23.14±0.19‰

Benzoic acid #B, C7H6CO2, CAS # 65-85-0

inquire

-

-28.85‰

-

+71.28±0.36‰

Biphenyl, C12H10, 99.94%, CAS # 92-52-4

10mg

-41.2±1.3‰

-25.16±0.01‰

-

-

n -Butylcyclohexane, C10H20, CAS # 1678-93-9

20mg

-53.3±1.4‰

-24.47±0.01‰

-

-

t -Butylcyclohexane, C10H20, ≥99%, CAS # 1678-98-4

20mg

-70.6±1.9‰

-26.08±0.03‰

-

-

Butyl icosanoate #20B, eicosanoic acid butyl ester (C20:0) #20B, CAS # 26718-91-2

5mg

+1.5±1.4‰

-28.64±0.03‰

-

-

n -Butyl palmitate #16B, Hexadecanoic  acid n -butyl ester (C16:0) #16B, C20H40O2, CAS # 111-06-8

5mg

+502.3±2.9‰

-27.16±0.01‰

-

-

USGS61, Caffeine #1, C8H10N4O2, CAS # 58-08-2

500mg

+96.9±0.9‰

-35.05±0.04‰

-2.87±0.04‰

-

USGS62, Caffeine #2, C8H10N4O2, CAS # 58-08-2

500mg

-156.1±2.1‰

-14.79±0.04‰

+20.17±0.06‰

-

USGS63, Caffeine #3, C8H10N4O2, CAS # 58-08-2

500mg

+174.5±0.9‰

-1.17±0.04‰

+37.83±0.06‰

-

Chloromethane,  CH3Cl, CAS # 74-87-3

5mg

-110.8±0.3‰

-51.61±0.05‰

-

-

Corn starch, (CH2O)n, ≥99.5%, CAS #9005-25-8

1g

-

-11.01±0.02‰

-

-

Coronene, C24H12, 99%, CAS # 191-07-1

5mg

-48.3±0.9‰

-26.81±0.04‰

-

-

Coumarin, C9H6O2, ≥99.5%, CAS # 91-64-5

100mg

+82.3±1.2‰

-35.60±0.01‰

-

-

Decanoic acid methyl ester (C10:0), methyl decanoate, C11H22O2, CAS #110-42-9

1mg

-215±4‰

-29.67±0.02‰

-

-

Dibenzothiophene, C12H8S, 99.4%, CAS # 132-65-0

10mg

+84.9±1.8‰

-27.68±0.01‰

-

-

p, p'-Dichlorodiphenyldichloro- ethane, C14H10Cl4, CAS # 72-54-8

10mg

+72.0±1.2‰

-27.86±0.02‰

-

-

p, p'-Dichlorodiphenyldichloro- ethene, C14H8Cl4, CAS # 72-55-9

10mg

-81.6±2.0‰

-23.61±0.02‰

-

-

Dichlorodiphenyltrichloroethane, C14H9Cl5, CAS # 50-29-3

10mg

-13.9±0.8‰

-28.54±0.02‰

-

-

cis-1,2-Dichloroethylene #1, C2H2Cl2, CAS # 156-59-2

1mL

-

-22.28±0.01‰

-

-

cis-1,2-Dichloroethylene #2, C2H2Cl2, CAS # 156-59-2

1mL

+728.7±2.4‰

-22.28±0.01‰

-

-

N,N-Dimethylaniline, C8H11N, CAS# 121-69-7

1mL

-48.2±2.2‰

-23.79±0.01‰

-1.15±0.03‰

-

Dimethylsulfone,  C2H6O2S, CAS # 67-71-0

10mg

+133.9±2.7‰

-43.31±0.02‰

-

-

Diphenyldisulfide, C12H10S2, CAS # 882-33-7

10mg

-148.4±4.0‰

-25.63±0.02‰

-

-

Docosane #1, C22 n -alkane #1, C22H46, CAS # 629-97-0

5mg

-62.8±1.6‰

-32.87±0.03‰

-

-

Docosane #2, C22 n -alkane #2, C22H46, CAS # 629-97-0

5mg

-81.3±1.8‰

-33.77±0.02‰

-

-

Dodecane #1, C12 n -alkane #1, C12H26, CAS # 112-40-3

NA

-62.5±2.2‰

-31.99±0.04‰

-

-

Dodecane #2, C12 n -alkane #2, C12H26, CAS # 112-40-3

0.5ml

-84.5±0.4‰

-32.00±0.03‰

-

-

Dotriacontane,  C32 n -alkane, C32H66, CAS # 544-85-4

5mg

-212.4±1.0‰

-29.47±0.02‰

-

-

EDTA #2, ethylene diamine tetraacetic acid, C10H16N2O8, CAS # 60-00-4

2g

-

-40.38±0.01‰

-0.83±0.04‰

-

Eicosane #1, icosane #1, C20 n - alkane, C20H42, CAS # 112-95-8

5mg

-52.6±0.8‰

-32.35±0.04‰

-

-

Eicosane #2, icosane #2, C20 n - alkane, C20H42, CAS # 112-95-8

5mg

-89.7±1.7‰

-33.97±0.02‰

-

-

Eicosane #3, icosane #3, C20 n - alkane, C20H42, CAS # 112-95-8

5mg

-177.6±1.1‰

-40.91±0.02‰

-

-

Eicosanoic acid butyl ester (C20:0) #20B, butyl eicosanoate #20B, CAS # 26718-91-2

5mg

+1.5±1.4‰

-28.64±0.03‰

-

-

Eicosanoic acid ethyl ester (C20:0) #20E, ethyl eicosanoate #20E, CAS # not available

5mg

+340.8±1.9‰

-24.80±0.01‰

-

-

Eicosanoic acid ethyl ester (C20:0) #20E2, ethyl icosanoate #20E2, CAS # not available

5mg

-195.5±1.2‰

-26.10±0.03‰

-

-

Eicosanoic acid methyl ester (C20:0) #2, methyl eicosanoate #2 CAS # 1120-28-1

5mg

-166.7±0.3‰

-30.68±0.02‰

-

-

Eicosanoic acid methyl ester (C20:0) #20M, methyl eicosanoate #20M CAS # 1120-28-1

5mg

+505.5±1.7‰

-28.43±0.02‰

-

-

Eicosanoic acid methyl ester (C20:0) #Y, methyl eicosanoate #Y, CAS # 1120-28-1

50mg

+3.7±0.8‰

-0.72±0.02‰

-

-

USGS70 Eicosanoic acid methyl ester (C20:0) #Z1, CAS #1120-28-1

100mg

-183.9±1.4‰

-30.53±0.04‰

-

-

USGS71 Eicosanoic acid methyl ester (C20:0) #Z2, methyl icosanoate #Z2, CAS #1120-28-1

100mg

-4.9±1.0‰

-10.50±0.03‰

-

-

USGS72 Eicosanoic acid methyl ester (C20:0) #Z3, CAS #1120-28-1

100mg

+348.3±1.5‰

-1.54±0.03‰

-

-

Eicosanoic acid propyl ester (C20:0) #20P, propyl eicosanoate #20P, CAS # not available

5mg

+191.9±1.6‰

-29.00±0.02‰

-

-

Ethane #2, C2H6, CAS # 74-84-0

5mg

-31.6±1.1‰

-25.50±0.01‰

-

-

Ethane #3, C2H6, CAS # 74-84-0

5mg

+100.1±2.7‰

-11.39±0.02‰

-

-

Ethanol C3, C2H5OH, CAS # 8024-45-1

5ml

-

-27.53±0.02‰

-

-

Ethanol C4, C2H5OH, CAS # 8024-45-1

5ml

-

-10.98±0.02‰

-

-

9-Ethylcarbazole,  C14H13N, CAS # 86-28-2

200mg

-102.0±1.1‰

-25.36±0.02‰

+3.93±0.06‰

-

Ethyl icosanoate #20E, icosanoic acid ethyl ester (C20:0) #20E, CAS# not available

5mg

+340.8±1.9‰

-24.80±0.01‰

-

-

Ethyl icosanoate #20E2, icosanoic acid ethyl ester (C20:0) #20E2, C22H44O2, CAS # not available,

5mg

-195.5±1.2‰

-26.10±0.03‰

-

-

Ethyl myristate #n14E, tetradecanoic acid ethyl ester (C14:0) #n14E, C16H32O2, CAS # 124-06-1

5mg

-231.2±2.7‰

-29.13±0.03‰

-

-

Ethyl palmitate #IU 16E, hexadecanoic acid ethyl ester (C16:0) #IU 16E, C18H36O2, CAS # 628-97-7

5mg

-211.0±1.7‰

-30.92±0.02‰

-

-

Ethyl palmitate #16E, hexadecanoic acid ethyl ester (C16:0) #16E, CAS # 628-97-7

5mg

+275.6±2.1‰

-27.66±0.03‰

-

-

Ethyl stearate #18E, octadecanoic acid ethyl ester (C18:0) #18E, C20H40O2, CAS # 111-61-5

5mg

-214.2±0.7‰

-28.22±0.01‰

-

-

D-glucose,  C6H12O6, CAS # 50-99-7

100mg

-

-133.06±0.1‰

-

-

Glyceryl tripalmitate, C51H98O6, CAS # 555-44-2

5mg

-215.1±0.9‰

-30.12±0.01‰

-

-

USGS64 Glycine #1, C2H5NO2, CAS # 56-40-6

500mg

-

-40.81±0.04‰

+1.76±0.06‰

-

USGS65 Glycine #2, C2H5NO2, CAS # 56-40-6

500mg

-

-20.29±0.04‰

+20.68±0.06‰

-

USGS66 Glycine #3, C2H5NO2, CAS # 56-40-6

500mg

-

-0.67±0.04‰

+40.83±0.06‰

-

Glycine #4, C2H5NO2, ≥99.5%, CAS #56-40-6

100mg

-

-60.02±0.02‰

-26.63±0.02‰

-

Heneicosane #1, C21 n -alkane #1, C21H44, CAS # 629-94-7

5mg

-214.7±2.0‰

-29.10±0.03‰

-

-

Heneicosane #2, C21 n -alkane #2, C21H44, CAS # 629-94-7

5mg

-177.8±1.5‰

-28.83±0.02‰

-

-

Hentetracontane #1, C41 n -alkane #1, C41H84, CAS # 7194-87-8

5mg

-206.0±1.7‰

-28.97±0.01‰

-

-

Hentetracontane #2, C41 n -alkane #2, C41H84, CAS # 7194-87-8

5mg

-196.5 ± 2.0‰

-29.23 ± 0.02‰

-

-

Hentriacontane,  C31 n -alkane, C31H64, CAS # 630-04-6

5mg

-264.0±6.0‰

-29.43±0.01‰

-

-

Heptacosane #1, C27 n-alkane #1, C27H56, CAS # 593-49-7

5mg

-227.3±2.0‰

-28.61±0.02‰

-

-

Heptacosane #2, C27 n-alkane #2, C27H56, CAS # 593-49-7

5mg

-178.2±2.5‰

-29.56±0.01‰

-

-

Heptacosane #3, C27 n-alkane #3, C27H56, CAS # 593-49-7

5mg

-172.8±1.6‰

-30.49±0.01‰

-

-

Heptadecane #1, C17 n -alkane #1, C17H36, CAS # 629-78-7

5mg

-142.4±1.7‰

-31.16±0.03‰

-

-

Heptadecane #2, C17 n -alkane #2, C17H36, CAS # 629-78-7

5mg

-117.8±2.1‰

-31.88±0.01‰

-

-

USGS76 Heptadecanoic  acid methyl ester (C17:0), methyl heptadecanoate, , C18H36O2, CAS # 1731-92-6

50ul

-210.8±0.9‰

-31.36±0.04‰

-

-

Heptatriacontane, C37 n -alkane, C37H76, CAS # 7194-84-5

5mg

-180.1±1.8‰

-30.24±0.03‰

-

-

g-Hexachlorocyclohexane, C6H6Cl6, CAS # 58-89-9

10mg

-74.0±3.2‰

-26.61±0.01‰

-

-

Hexacosane #2, C26 n -alkane #2, C26H54, CAS # 630-01-3

5mg

-45.9±1.0‰

-32.94±0.01‰

-

-

Hexadecane #1, C16 n -alkane #1, C16H34, CAS # 544-76-3

5mg

-76.7±1.7‰

-30.66±0.03‰

-

-

Hexadecane #2, C16 n -alkane #2, C16H34, CAS # 544-76-3

5mg

-9.1±1.4‰

-26.15±0.02‰

-

-

USGS67 Hexadecane #3, C16 n - alkane #3, C16H34, ≥99%, CAS # 544-76-3

50ul

-166.2±1.0‰

-34.50±0.05‰

-

-

USGS68 Hexadecane #B, C16 n - alkane #B, C16H34, CAS # 544-76-3

50ul

-10.2±0.9‰

-10.55±0.04‰

-

-

USGS69 Hexadecane #C, C16 n - alkane #C, C16H34, CAS # 544-76-3

50ul

+381.4±3.5‰

-0.57±0.04‰

-

-

Hexadecanoic  acid n -butyl ester(C16:0) #16B, n -butyl palmitate #16B, CAS # 111-06-8

5mg

+502.3±2.9‰

-27.16±0.01‰

-

-

Hexadecanoic  acid ethyl ester (C16:0) #IU 16E, ethyl palmitate #IU 16E, CAS # 628-97-7

5mg

-211.0±1.7‰

-30.92±0.02‰

-

-

Hexadecanoic  acid ethyl ester (C16:0) #16E, C18H36O2, CAS # 628-97-7;

5mg

+275.6±2.1‰

-27.66±0.03‰

-

-

Hexadecanoic  acid methyl ester(C16:0) #1, C17H34O2, CAS # 112-39-0

5mg

-227.9±1.6‰

-30.74±0.01‰

-

-

Hexadecanoic  acid methyl ester(C16:0) #16M, methyl palmitate #16M, CAS # 112-39-0

5mg

+88.0±1.3‰

-30.48±0.01‰

-

-

Hexadecanoic  acid methyl ester(C16:0) #n16M, methyl palmitate#n16M, C17H34O2, CAS # 112-39-0

5mg

-166.8±1.7‰

-29.90±0.03‰

-

-

Hexadecanoic  acid propyl ester(C16:0) #16P, propyl palmitate #16P CAS # 2239-78-3

5mg

+449.3±2.2‰

-30.03±0.01‰

-

-

Hexatriacontane,  C36 n -alkane, C36H74, CAS # 630-06-8

100mg

-246.7±1.4‰

-30.00±0.03‰

-

-

Icosane #1, icosane #1, C20 n -alkane, C20H42, CAS # 112-95-8

5mg

-52.6±0.8‰

-32.35±0.04‰

-

-

Icosane #2, eicosane #2, C20 n - alkane, C20H42, CAS # 112-95-8

5mg

-89.7±1.7‰

-33.97±0.02‰from

-

-

Icosane #3, eicosane #3, C20 n - alkane, C20H42, CAS # 112-95-8

5mg

-177.6±1.1‰

-40.91±0.02‰

-

-

Icosanoic acid butyl ester (C20:0) #20B, butyl icosanoate #20B, CAS # 26718-91-2

5mg

+1.5±1.4‰

-28.64±0.03‰

-

-

Icosanoic acid ethyl ester (C20:0) #20E, ethyl icosanoate #20E, CAS # not available

5mg

+340.8±1.9‰

-24.80±0.01‰

-

-

Icosanoic acid ethyl ester (C20:0) #20E2, ethyl icosanoate #20E2, C22H44O2, CAS # not available,

5mg

-195.5±1.2‰

-26.10±0.03‰

-

-

Icosanoic acid methyl ester (C20:0) #2, methyl icosanoate #2, C21H42O2, CAS # 1120-28-1

5mg

-166.7±0.3‰

-30.68±0.02‰

-

-

Icosanoic acid methyl ester (C20:0) #Y, methyl icosanoate #Y, C21H42O2, CAS # 1120-28-1

50mg

+3.7±0.8‰

-0.72±0.02‰

-

-

Icosanoic acid methyl ester (C20:0) #20M, methyl icosanoate #20M, CAS # 1120-28-1

5mg

+505.5±1.7‰

-28.43±0.02‰

-

-

USGS70 Icosanoic acid methyl ester (C20:0) #Z1, methyl icosanoate #Z1,C21H42O2, CAS # 1120-28-1

100mg

-183.9±1.4‰

-30.53±0.04‰

-

-

USGS71 Icosanoic acid methyl ester (C20:0) #Z2, methyl icosanoate #Z2, C21H42O2, CAS # 1120-28-1

100mg

-4.9±1.0‰

-10.50±0.03‰

-

-

USGS72 Icosanoic acid methyl ester (C20:0) #Z3, methyl icosanoate #Z3, C21H42O2, CAS # 1120-28-1

100mg

+348.3±1.5‰

-1.54±0.03‰

-

-

Icosanoic acid propyl ester (C20:0) #20P, propyl icosanoate #20P, CAS # not available

5mg

+191.9±1.6‰

-29.00±0.02‰

-

-

Iodomethane #1, methyl iodide #1, CH3I, CAS # 74-88-4

0.5mL

-95.6±1.2‰

-54.59±0.02‰

-

-

Iodomethane #2, methyl iodide #2, CH3I, CAS # 74-88-4

0.5mL

-89.5±2.3‰

-54.77±0.04‰

-

-

Methane #1, CH4, CAS # 74-82-8

10cm3

-160.8±2.1‰

-38.25±0.03‰

-

-

Methane #2, CH4, CAS # 74-82-8

10cm3

-41.3±1.3‰

-37.60±0.03‰

-

-

Methane #3, CH4, CAS # 74-82-8

10cm3

+2.2±1.2‰

+19.86±0.05‰

-

-

Methane #5, CH4, CAS # 74-82-8

10cm3

-69.8±2.5‰

-22.44±0.03‰

-

-

Methane #6, CH4, CAS # 74-82-8

10cm3

-153.0±2.0‰

-39.40±0.02‰

-

-

Methane #7, CH4, CAS # 74-82-8

10cm3

-269.9±2.4‰

-57.40±0.03‰

-

-

Methanol, CH3OH, 99.8%, anhydrous, CAS # 67-56-1

5ml

bulkmethanol:                -112.6±0.8‰

-46.77±0.04‰

-

-

methylhydrogen:          -141±3‰

Methyl decanoate, decanoic acid methyl ester (C10:0), C11H22O2, CAS #110-42-9

1mg

-215±4‰

-29.67±0.02‰

-

-

Methyl eicosanoate #2, eicosanoic acid methyl ester (C20:0) #2, C21H42O2, CAS # 1120-28-1

5mg

-166.7±0.3‰

-30.68±0.02‰

-

-

USGS76 Methyl heptadecanoate, heptadecanoic  acid methyl ester, C18H36O2, CAS # 1731-92-6

50μL

-210.8±0.9‰

-31.36±0.04‰

-

-

Methyl icosanoate #Y, icosanoic acid methyl ester (C20:0) #Y, C21H42O2, CAS # 1120-28-1

50mg

+3.7±0.8‰

-0.73±0.02‰

-

-

Methyl icosanoate #20M, icosanoic acid methyl ester (C20:0) #20M, C21H42O2, CAS # 1120-28-1

5mg

+505.5±1.7‰

-28.43±0.02‰

-

-

Methyl iodide #1, iodomethane #1, CH3I, CAS # 74-88-4; 0.5 mL

0.5ml

-95.6±1.2‰

-54.59±0.02‰

-

-

Methyl iodide #2, iodomethane #2, CH3I, CAS # 74-88-4

0.5ml

-89.5±2.3‰

-54.77±0.04‰

-

-

Methyl lignocerate, tetracosanoic acid methyl ester (C24:0), C25H50O2, CAS # 2442-49-1

5mg

-179.3±1.7‰

-26.57±0.02‰

-

-

Methyl myristate #1, tetradecanoic acid methyl ester (C14:0) #1, C15H30O2, CAS # 124-10-7

5mg

-223.9±1.7‰

-26.69±0.01‰

-

-

Methyl myristate #14M, tetradecanoic acid methyl ester (C14:0) #14M, C15H30O2, CAS # 124-10-7

5mg

-231.2±1.4‰

-29.98±0.02‰

-

-

N-Methylpiperidine, C6H13N, CAS # 626-67-5

0.5ml

-179.6±1.7‰

-33.73±0.02‰

+0.34±0.13‰

-

Methyl palmitate #1, hexadecanoic acid methyl ester (C16:0) #1, C17H34O2, CAS # 112-39-0

5mg

-227.9±1.6‰

-30.74±0.01‰

-

-

Methyl palmitate #16M, hexadecanoic acid methyl ester (C16:0) #16M, CAS # 112-39-0

5mg

+88.0±1.3‰

-30.48±0.01‰

-

-

Methyl palmitate #n16M, hexadecanoic acid methyl ester C17H34O2, CAS #112-39-0

5mg

-166.8±1.7‰

-29.90±0.03‰

-

-

Methyl stearate #n18M, octadecanoic acid methyl ester (C18:0) #n18M, C19H38O2, CAS # 112-61-8

10mg

-206.2±1.7‰

-23.24±0.01‰

-

-

Naphthalene, C10H8, ≥99.7%, CAS # 91-20-3

10mg

-58.6±1.0‰

-26.12±0.02‰

-

-

NBS 22a, vacuum pump oil #1, 1 mL in

1ml

-120.4±1.0‰

-29.72±0.04‰

-

-

Nicotine #1, C10H14N2, ≥99%, CAS # 54-11-5

0.25mg

-

-29.98±0.01‰

-5.82±0.05‰

-

Nicotine #2, C10H14N2, ≥99%, CAS # 54-11-5

0.25mg

-

+7.72±0.02‰

-5.94±0.15‰

-

Nicotine #3, C10H14N2, ≥99%, CAS # 54-11-5

0.25mg

-

-30.05±0.02‰

+33.62±0.18‰

-

Nicotine #4, C10H14N2, ≥99%, CAS # 54-11-5

0.25mg

-

-2.06±0.02‰

+15.49±0.13‰

-

Nicotine #5, C10H14N2, ≥99%, CAS # 54-11-5

0.25mg

-161.3±1.7‰

-29.63±0.01‰

-6.03±0.04‰

-

Nonacosane #1, C29 n -alkane #1, C29H60, CAS # 630-03-5

5mg

-179.3±2.7‰

-31.08±0.02‰

-

-

Nonacosane #3, C29 n -alkane #3, C29H60, CAS # 630-03-5

5mg

-177.8±1.3‰

-29.10±0.01‰

-

-

Nonacosane #4, C29 n -alkane #4, C29H60, CAS # 630-03-5

5mg

-162.6±2.2‰

-29.30±0.02‰

-

-

Nonadecane #1, C19 n -alkane #1, C19H40, CAS # 629-92-5

5mg

-118.0±2.0‰

-33.17±0.02‰

-

-

Nonadecane #2, C19 n -alkane #2, C19H40, CAS # 629-92-5

5mg

-56.3±1.0‰

-31.99±0.01‰

-

-

Nonatriacontane,  C39 n -alkane, C39H80, CAS # 7194-86-7

5mg

-218.6±2.3‰

-28.68±0.01‰

-

-

Octacosane #1, C28 n -alkane #1, C28H58, CAS # 630-02-4

5mg

-49.0±1.5‰

-32.21±0.03‰

-

-

Octacosane #2, C28 n -alkane #2, C28H58, CAS # 630-02-4

5mg

-36.8±1.3‰

-33.20±0.01‰

-

-

Octadecane #1, C18 n -alkane #1, C18H38, CAS # 593-45-3

5mg

-53.8±2.1‰

-31.11±0.02‰

-

-

Octadecane #2, C18 n -alkane #2, C18H38, CAS # 593-45-3

5mg

-52.0±1.1‰

-32.70±0.01‰

-

-

Octadecanoic acid ethyl ester (C18:0) #18E, ethyl stearate #18E, C20H40O2, CAS # 111-61-5

5mg

-214.2±0.7‰

-28.22±0.01‰

-

-

Octadecanoic acid methyl ester(C18:0) #n18M, methyl stearate#n18M, C19H38O2, CAS # 112-618-

5mg

-206.2±1.7‰

-23.24±0.01‰

-

-

n -Octane, C8H18, CAS # 111-65-9,

1ml

-77.6±0.7‰

-31.75±0.01‰

-

-

Octatriacontane,  C38 n -alkane, C38H78, CAS # 7194-85-6

5mg

-102.6±1.3‰

-31.49±0.01‰

-

-

Palmitic acid ethyl ester (C16:0) #IU16E, ethyl palmitate #IU 16E, C18H36O2, CAS # 628-97-7

5mg

-211.0±1.7‰

-30.92±0.02‰

-

-

Palmitic acid ethyl ester #16E, hexadecanoic acid ethyl ester (C16:0) #16E CAS # 628-97-7

5mg

+275.6±2.1‰

-27.66±0.03‰

-

-

Pentacontane,  C50 n -alkane, C50H102, CAS # 6596-40-3

5mg

-191.3±1.0‰

-27.79±0.03‰

-

-

Pentacosane #1, C25 n -alkane #1, C25H52, CAS # 629-99-2

-254.7±1.6‰

-28.49±0.01‰

-

-

Pentacosane #2, C25 n -alkane #2, C25H52, CAS # 629-99-2

5mg

-125.8±1.6‰

-30.00±0.03‰

-

-

Pentacosane #3, C25 n -alkane #3, C25H52, CAS # 629-99-2

5mg

-254.1±1.5‰

-28.48±0.02‰

-

-

Pentacosane #4, C25 n -alkane #4, C25H52, CAS # 629-99-2

5mg

-263.0±2.5‰

-28.46±0.02‰

-

-

Pentadecane, C15 n -alkane, C15H32, CAS # 629-62-9

5mg

-88.4±1.2‰

-29.25±0.01‰

-

-

n -Pentane, C5H12, CAS # 109-66-0

1ml

-117.5±1.0‰

-27.19±0.02‰

-

-

Pentatriacontane #1, C35 n -alkane #1, C35H72, CAS # 630-07-9

5mg

-194.8±0.9‰

-29.84±0.01‰

-

-

Pentatriacontane #2, C35 n -alkane #2, C35H72, CAS # 630-07-9

5mg

-179.3 ± 1.9‰

-30.48 ± 0.02‰

-

-

Phenanthrene, C14H10, CAS #85-01-8

5mg

-84.1±1.3‰

-25.39±0.03‰

-

-

L-Phenylalanine,  C9H11NO2, CAS # 63-91-2

100mg

-

-11.20±0.02‰

+1.70±0.06‰

-

Phthalic acid #2, C8H6O4, CAS # 88-99-3

3g

-81.9±1.2‰

-29.98±0.01‰

-

-

USGS77 Polyethylene powder, CAS # 9002-88-4

1g

-75.9±0.6‰

-30.71±0.04‰

-

-

USGS77-E Polyethylene line PE77 , CAS # 9002-88-4

-74.4±1.1‰

-30.71±0.01‰

-

-

Propane #1, C3H8, ≥99%, CAS # 74-98-6

5mg

-165.9±1.4‰

-33.29±0.03‰

-

-

Propyl icosanoate #20P, icosanoic acid propyl ester (C20:0) #20P, CAS # not available

5mg

+191.9±1.6‰

-29.00±0.02‰

-

-

Propyl palmitate #16P, hexadecanoic acid propyl ester (C16:0) #16P, CAS # 2239-78-3

5mg

+449.3±2.2‰

-30.03±0.01‰

-

-

Pyrazine, C4H4N2, CAS # 290-37-9

20mg

-31.8±1.7‰

-

+1.39±0.04‰

-

Squalane, (2,6,10,15,19,23- hexamethyltetracosane), C30H62, CAS# 111-01-3

10mg

-168.9±1.9‰

-20.49±0.02‰

-

-

Starch from corn, (CH2O)n, CAS # 9005-25-8

1g

-

-11.01±0.02‰

-

-

Stearic acid ethyl ester (C18:0) #18E, ethyl stearate #18E, C20H40O2, CAS # 111-61-5

5mg

-214.2±0.7‰

-28.22±0.01‰

-

-

Stearic acid methyl ester (C18:0) #n18M, methyl stearate #n18M, C19H38O2, CAS # 112-61-8

5mg

-206.2±1.7‰

-23.24±0.01‰

-

-

N,N,N',N'-Tetra-n -butylurea, C17H36N2O, CAS # 4559-86-8

20mg

-112.4±2.1‰

-29.37±0.02‰

-5.06±0.04‰

-

Tetracontane, C40 n -alkane, C40H82, CAS # 4181-95-7

5mg

-106.7±0.3‰

-32.20±0.04‰

-

-

Tetracosane #1, C24 n -alkane #1, C24H50, CAS # 646-31-1

5mg

-53.0±1.6‰

-33.34±0.02‰

-

-

Tetracosane #2, C24 n -alkane #2, C24H50, CAS # 646-31-1

5mg

-29.7±1.5‰

-32.13±0.02‰

-

-

Tetracosanoic  acid methyl ester(C24:0), methyl lignocerate, C25H50O2, CAS # 2442-49-1

5mg

-179.3±1.7‰

-26.57±0.02‰

-

-

Tetradecane, C14 n -alkane, C14H30, CAS # 629-59-4

5mg

-71.7±1.4‰

-30.69±0.03‰

-

-

Tetradecanoic  acid ethyl ester (C14:0) #n14E, ethyl myristate #n14E, C16H32O2, CAS # 124-06-1

5mg

-231.2±2.7‰

-29.13±0.03‰

-

-

Tetradecanoic  acid methyl ester(C14:0) #1, methyl myristate #1, C15H30O2, CAS # 124-10-7

5mg

-223.9±1.7‰

-26.69±0.01‰

-

-

Tetradecanoic  acid methyl ester(C14:0) #14M, methyl myristate #14M, C15H30O2, CAS # 124-10-7

5mg

-231.2±1.4‰

-29.98±0.02‰

-

-

N,N,N',N'-Tetramethylurea, C5H12N2O, CAS # 632-22-4

1ml

-77.8±0.7‰

-36.24±0.01‰

-1.60±0.04‰

-

Tetratetracontane #1, C44 n -alkane#1, C44H90, CAS # 7098-22-8

5mg

-199.9±2.0‰

-29.12±0.02‰

-

-

Tetratetracontane #2, C44 n -alkane#2, C44H90, CAS # 7098-22-8

5mg

-199.8±1.3‰

-29.07±0.02‰

-

-

Tetratriacontane,  C34 n -alkane, C34H70, CAS # 14167-59-0

5mg

-231.8±1.4‰

-29.54±0.02‰

-

-

Toluene #1, C7H8, CAS # 108-88-3

1ml

-73.2±2.1‰

-25.02±0.02‰

-

-

Triacontane #1, C30 n -alkane #1, C30H62, CAS # 638-68-6

-46.3±2.1‰

-33.15±0.02‰

-

-

Triacontane #2, C30 n -alkane #2, C30H62, CAS # 638-68-6

-213.4±1.2‰

-29.86±0.01‰

-

-

Triacontane #3, C30 n -alkane #3, C30H62, CAS # 638-68-6

5mg

-213.6±2.4‰

-29.84±0.01‰

-

-

Triacontanoic acid methyl ester(C30:0), C31H62O2, CAS # 629-83-4

5mg

-189.4±2.0‰

-26.33±0.02‰

-

-

Triatriacontane  #1, C33 n -alkane #1, C33H68, CAS # 630-05-7

5mg

-207.0±1.7‰

-28.36±0.01‰

-

-

Trichloroethylene, C2HCl3, CAS # 79-01-6

1ml

+505.6±2.1‰

-32.21±0.02‰

-

δ37Cl=+0.2±0.1‰

Tricosane #1, C23 n -alkane #1, C23H48, CAS # 638-67-5

5mg

-48.8±1.4‰

-31.77±0.01‰

-

-

Tricosane #2, C23 n -alkane #2, C23H48, CAS # 638-67-5

5mg

-67.2±1.0‰

-33.37±0.03‰

-

-

Urea #1, CH4N2O, ≥99.5%, CAS # 57-13-6

2g

-

-34.13±0.03‰

+0.26±0.03‰

-

Urea #2a, CH4N2O, ≥99.5%, CAS # 57-13-6

2g

-

-9.14 ± 0.02‰

+20.73 ± 0.04‰

Urea #3, CH4N2O, ≥99.5%, CAS # 57-13-6

2g

-

+11.71±0.03‰

+40.61±0.02‰

-

Urea #3a, CH4N2O, ≥99.5%, CAS # 57-13-6

2g

-

+5.89 ± 0.03‰

+42.05 ± 0.03‰

USGS61, caffeine #1,  C8H10N4O2, CAS# 58-08-2

200mg

+96.9±0.9‰

-35.05±0.04‰

-2.87±0.04‰

-

USGS62, caffeine #2,  C8H10N4O2, CAS# 58-08-2

200mg

-156.1±2.1‰

-14.79±0.04‰

+20.17±0.06‰

-

USGS63, caffeine #3,  C8H10N4O2, CAS# 58-08-2

200mg

+174.5±0.9‰

-1.17±0.04‰

+37.83±0.06‰

-

USGS64, glycine #1, C2H5NO2, CAS # 56-40-6

500mg

-

-40.81±0.04‰

+1.76±0.06‰

-

USGS65, glycine #2, C2H5NO2, CAS # 56-40-6

500mg

-

-20.29±0.04‰

+20.68±0.06‰

-

USGS66, glycine #3, C2H5NO2, CAS # 56-40-6

500mg

-

-0.67±0.04‰

+40.83±0.06‰

-

USGS67, hexadecane #3, C16 n - alkane #3 C16H34, CAS # 544-76-3

50ul

-166.2±1.0‰

-34.50±0.05‰

-

-

USGS68, hexadecane #B, C16 n - alkane #B, C16H34, CAS # 544-76-3

50ul

-10.2±0.9‰

-10.55±0.04‰

-

-

USGS69, hexadecane #C, C16 n - alkane #C, C16H34, CAS # 544-76-3

50ul

+381.4±3.5‰

-0.57±0.04‰

-

-

USGS70, icosanoic acid methyl ester(C20:0) #Z1, methyl icosanoate #Z1, CAS #1120-28-1

100mg

-183.9±1.4‰

-30.53±0.04‰

-

-

USGS71, icosanoic acid methyl ester(C20:0) #Z2, methyl icosanoate #Z2, CAS #1120-28-1

100mg

-4.9±1.0‰

-10.50±0.03‰

-

-

USGS72, icosanoic acid methyl ester(C20:0) #Z3, methyl icosanoate #Z3, CAS #1120-28-1

100mg

+348.3±1.5‰

-1.54±0.03‰

-

-

USGS73, L-valine #1, C5H11NO2, CAS #516-06-3

500mg

-

-24.03±0.04‰

-5.21±0.05‰

-

USGS74, L-valine #2, C5H11NO2, CAS #516-06-3

500mg

-

-9.30±0.04‰

+30.19±0.07‰

-

USGS75, L-valine #3, C5H11NO2, CAS #516-06-3

500mg

-

+0.49±0.07‰

+61.53±0.14‰

-

USGS76, methyl heptadecanoate, heptadecanoic  acid methyl ester(C17:0), C18H36O2, CAS # 1731-92-6

50ul

-210.8±0.9‰

-31.36±0.04‰

-

-

USGS77, polyethylene powder, CAS # 9002-88-4

1g

-75.9±0.6‰

-30.71±0.04‰

-

-

USGS78, vacuum pump oil #2

1ml

+397.0±2.2‰

-29.72±0.04‰

-

-

Vacuum pump oil #1, NBS 22a

1ml

-120.4±1.0‰

-29.72±0.04‰

-

-

USGS78 Vacuum pump oil #2

1ml

+397.0±2.2‰

-29.72±0.04‰

-

-

USGS73 L-Valine #1, , C5H11NO2, CAS# 516-06-3

500mg

-

-24.03±0.04‰

-5.21±0.05‰

-

USGS74 L-Valine #2, , C5H11NO2, CAS# 516-06-3

500mg

-

-9.30±0.04‰

+30.19±0.07‰

-

USGS75 L-Valine #3, , C5H11NO2, CAS# 516-06-3,

500mg

-

+0.49±0.07‰

+61.53±0.14‰

-

m -Xylene #1, C8H10,CAS # 108-38-3

1ml

-58.6±1.3‰