USGS isotope standards, USGS25，Ammonium Sulfate

Name

Description

Qty

Analyte Delta Value

2H and 18O in water samples

VSMOW

Vienna Standard Mean Ocean Water

5ml×4

2H=0‰ 18O=0 ‰

VSMOW

Vienna Standard Mean Ocean Water

5ml

2H=0‰ 18O=0 ‰

SLAP2

Water Standard Light Antarctic Precipitation 2

20ml

2H=-427.5‰ 18O=-55.5‰

GISP

Water Greenland Ice Sheet Precipitation

20ml

2H=-189.5‰ 18O=-24.76‰

IAEA-604

Enriched Water

5g

2H=799.9‰ 18O=-5.86‰ 17O=-3.2‰

IAEA-605

Enriched Water

5g

2H=5997.9‰ 18O=-3.02‰ 17O=-2.1‰

IAEA-606

Enriched Water

5g

2H=15993.6‰ 18O=2.43‰ 17O=-0.1 ‰

IAEA-607

Enriched Water

5g

2H=802.4‰ 18O=99.02‰ 17O=3.6 ‰

IAEA-608

Enriched Water

5g

2H=6014.3‰ 18O=736.4‰ 17O=45.7‰

IAEA-609

Enriched Water

5g

2H=16036.4‰ 18O=1963.7‰ 17O=126.6‰

USGS45

Biscayne Aquifer Drinking Water

16×4ml

2H = -10.3 ‰ 18O = -2.238 ‰

USGS45

Biscayne Aquifer Drinking Water

144×4ml

2H = -10.3 ‰ 18O = -2.238 ‰

USGS45

Biscayne Aquifer Drinking Water per ampoule

144×5ml

2H = -10.3 ‰ 18O = -2.238 ‰

USGS46

Ice Core Water per ampoule

144×4ml

2H = -235.8 ‰ 18O = -29.80 ‰

USGS46

Ice Core Water per ampoule

144×5ml

2H = -235.8 ‰ 18O = -29.80 ‰

USGS47

Lake Louise Drinking Water per ampoule

16×5ml

2H = -150.2 ‰ 18O = -19.80 ‰

USGS47

Lake Louise Drinking Water per ampoule

144×5ml

2H = -150.2 ‰ 18O = -19.80 ‰

USGS48

Puerto Rico Precipitation per ampoule

16×5ml

2H = -2.0 ‰ 18O = -2.224 ‰

USGS48

Puerto Rico Precipitation per ampoule

144×5ml

2H = -2.0 ‰ 18O = -2.224 ‰

USGS49

Antarctic Ice-core Water per ampoule

16×5ml

2H = -394.7 ‰ 18O = -50.55 ‰

USGS49

Antarctic Ice-core Water per ampoule

144×5ml

2H = -394.7 ‰ 18O = -50.55 ‰

USGS50

Lake Kyoga Water per ampoule

16×5ml

2H = +32.8 ‰ 18O = +4.95 ‰

USGS50

Lake Kyoga Water per ampoule

144×5ml

2H = +32.8 ‰ 18O = +4.95 ‰

USGS53

Lake Shala Distilled Water per ampoule

32×5ml

2H = +40.2 ‰ 18O = +5.47 ‰

GFLES-1

water enriched in 2H

5ml

2H = +80.1 ‰ 18O = -6.25 ‰ 17O = -3.3 ‰

GFLES-2

water enriched in 2H

5ml

2H = +159.9 ‰ 18O = -6.21 ‰ 17O = -3.3 ‰

GFLES-3

water enriched in 2H

5ml

2H = +280.2 ‰ 18O = -6.14 ‰ 17O = -3.3 ‰

GFLES-4

water enriched in 2H

5ml

2H = +399.8 ‰ 18O = -6.08 ‰ 17O = -3.3 ‰

CBS

Caribou Hoof Standard

0.5g

2H = -197.0 ‰ 18O = +3.8 ‰

KHS

Kudu Horn Standard

0.5g

2H = -54.1 ‰ 18O = +20.3 ‰

USGS57

biotite

0.5g

²H = -91 ‰

USGS58

muscovite

0.5g

²H = -28 ‰

USGS同位素标样， USGS25，Ammonium Sulfate

Materials with known²H,¹³C,¹⁵N and¹⁸O isotopic composition

NBS22a

Oil

1ml

13C=-29.72‰VPDB 2H=-120‰VSMOW

USGS78

vacuum oil,²H-enriched

1mL

2H = +397.0 ‰ 13C =-29.72 ‰

NBS28

Quarz Sand

0.4g

18O=9.6‰VSMOW1 30Si=0‰

USGS24

Graphite

0.8g

13C=-16.049‰VPDB

USGS40

L-glutamic acid

1g

13C=-26.389‰VPDB 15N=-4.5‰air N2

USGS41A

L-glutamic acid

0.5g

13C=37.626‰VPDB 15N=47.6‰air N2

USGS42

Tibetan human hair powder (< 100 mesh)

0.5g

2H = -78.5 ‰ 18O = +8.56 ‰ 15N = +8.05 ‰ 13C = -21.09 ‰ 34S = +7.84 ‰

USGS43

Indian human hair powder (< 60 mesh)

0.5g

2H = -50.3 ‰ 18O = +14.11 ‰ 15N = +8.44 ‰ 13C = -21.28 ‰ 34S = +10.46 ‰

USGS54

Canadian lodgepole pine wood powder

0.5g

2H =-150.4 ‰ 18O = +17.79 ‰ 13C =-24.43 ‰ 15N =-2.42 ‰

USGS55

Mexican ziricote wood powder

0.5g

2H =-28.2 ‰ 18O = +19.12 ‰ 13C =-27.13 ‰ 15N =-0.3 ‰

USGS56

South African red ivorywood powder

0.5g

2H =-44.0 ‰ 18O = +27.23 ‰ 13C =-24.34 ‰ 15N = +1.8 ‰

IAEA-600

Caffeine

0.5g

13C=-27.771‰VPDB 15N=1‰air N2

IAEA-601

Benzoic Acid

1g

18O=23.3‰VSMOW1

IAEA-602

Benzoic Acid

1g

18O=71.4‰VSMOW1

USGS61

caffeine

0.5g

2H = +96.9 ‰ 13C =-35.05 ‰ 15N =-2.87 ‰

USGS62

caffeine

0.5g

2H =-156.1 ‰ 13C =-14.79 ‰ 15N = +20.17 ‰

USGS63

caffeine

0.5g

2H = +174.5 ‰ 13C =-1.17 ‰ 15N = +37.83 ‰

USGS67

n-hexadecane

50μL

2H =-166.2 ‰ 13C =-34.50 ‰

USGS68

n-hexadecane

50μL

2H =-10.2 ‰ 13C =-10.55 ‰

USGS69

n-hexadecane

50μL

2H = +381.4 ‰ 13C =-0.57 ‰

USGS70

icosanoic acid methyl ester (C20 FAME)

100 mg

2H = -183.9 ‰ 13C = -30.53 ‰

USGS71

icosanoic acid methyl ester (C20 FAME)

100 mg

2H = -4.9 ‰ 13C = -10.5 ‰

USGS72

icosanoic acid methyl ester (C20 FAME)

100 mg

2H = +348.3 ‰ 13C = -1.54 ‰

USGS73

L-valine

0.5 g

13C = -24.03 ‰ 15N = -5.21 ‰

USGS74

L-valine

100 mg

13C = -9.30 ‰ 15N = +30.19 ‰

USGS75

L-valine

100 mg

¹³C = +0.49 ‰¹⁵N = +61.53 ‰

USGS76

methylheptadecanoate

50μL

2H =-210.8 ‰ 13C =-31.36 ‰

USGS77

polyethylene powder

1g

2H =-75.9 ‰ 13C =-30.71 ‰

IAEA-CH-3

Cellulose

0.5g

13C=-24.724‰VPDB

IAEA-CH-6

Sucrose

1g

13C=-10.449‰VPDB

IAEA-CH-7

Polyethylene

3.5g

13C=-32.151‰VPDB 2H=-100.3‰VSMOW

IAEA-303

¹³C Labelled Sodium-Bicarbonate

2*3ml

13C (Amp. A)=93.3‰VPDB1 13C (Amp. B)=466‰VPDB

BCR-656

96% ethanol

25ml

(D/H)I=102.84±0.20ppm (D/H)II=132.07±0.30ppm 13CVPDB=-26.91±0.07‰

BCR-657

Sugar

1g

13CVPDB=-10.76±0.04‰

BCR-660

Ethanol in water

450ml

(D/H)I=102.90±0.16ppm (D/H)II=131.95±0.23ppm 13CVPDB=-26.72±0.09‰ (D/H)w=148.68±0.14

Materials with known¹³C,¹⁸O and⁷Li isotopic composition

NBS18

Calcite

0.4g

13C=-5.014‰VPDB 18O=-23.2‰VPDB

IAEA-603

Calcite NBS19

0.5g

13C=+2.46‰ 18O=-2.37‰

LSVEC

Lithium Carbonate

0.4g

13C=-46.6‰ 6Li/7Li=0.082156Li/7Li

IAEA-CO-8

Calcite

0.5g

13C=-5.764‰VPDB 18O=-22.7‰VPDB

RM8562

CO₂ gas

2x400µmol

13C=-3.72‰VPDB 18O=-8.43‰VPDB

RM8563

CO₂ gas

2x400µmol

13C=-41.59‰VPDB 18O=-23.61‰VPDB

RM8564

CO₂ gas

2x400µmol

13C=-10.45‰VPDB 18O=0.06‰VPDB

USGS51

Nitrous oxide in 6-mm glass tube

200μmol

15N = +1.32 ‰ 18O = +41.23 ‰

USGS52

Nitrous oxide in 6-mm glass tube

200μmol

15N = +0.44 ‰ 18O = +40.64 ‰

Materials with known¹⁵N/¹⁴N isotopic composition

IAEA-N-1

Ammonium Sulfate

0.4g

15N=0.4‰air N2

IAEA-N-2

Ammonium Sulfate

0.4g

15N=20.3‰air N2

IAEA-NO-3

Potassium Nitrate

0.5g

15N=4.7‰air N2 18O=25.6‰VSMOW

USGS32

Potassium Nitrate

0.8g

15N=180‰air N2 18O=25.7‰VSMOW

USGS34

Potassium Nitrate

0.8g

15N=-1.8‰air N2 18O=-27.9‰VSMOW

USGS35

Sodium Nitrate

0.5g

15N=2.7‰air N2 18O=57.5‰VSMOW

USGS25

Ammonium Sulfate

0.5g

15N=-30.4‰air N2

USGS26

Ammonium Sulfate

0.5g

15N=53.7‰air N2

NSVEC

Nitrogen Gas-N₂

7ml

15N=-2.8‰

IAEA-305

¹⁵N labelled ammonium sulfate

2*0.1g

15N (Vial A)=39.8‰air N2 15N (Vial B)=375.3‰air N2

IAEA-310

¹⁵N labelled urea

2*0.1g

15N (Vial A)=47.2‰air N2 15N (Vial B)=244.6‰air N2

IAEA-311

N-labelled ammonium sulfate

0.1g

15N=2.05Atom%

USGS64

glycine

0.5g

13C =-40.81 ‰ 15N = +1.76 ‰

USGS65

glycine

0.5g

13C =-20.29 ‰ 15N = +20.68 ‰

USGS66

glycine

0.5g

13C =-0.67 ‰ 15N = +40.83 ‰

USGS73

L-valine

0.5g

13C =-24.03 ‰ 15N =-5.21 ‰

USGS74

L-valine

100mg

13C =-9.30 ‰ 15N = +30.19 ‰

USGS75

L-valine

100mg

13C = +0.49 ‰ 15N = +61.53 ‰

USGS51

Nitrous oxide in 6-mm glass tube

~200μmol

¹⁵N = +1.32 ‰¹⁸O = +41.23 ‰

USGS52

Nitrous oxide in 6-mm glass tube

~200μmol

¹⁵N = +0.44 ‰¹⁸O = +40.64 ‰

Materials with known³⁴S/³²S isotopic composition

IAEA-S-1

Silver Sulfide

0.5g

34S=-0.30#‰VCDT

IAEA-S-2

Silver Sulfide

0.5g

34S=22.7‰VCDT

IAEA-S-3

Silver Sulfide

0.5g

34S=-32.3‰VCDT

IAEA-S-4

Sulfur

0.5g

34S=16.9‰VCDT

IAEA-SO-5

Barium Sulfate

0.5g

34S=0.5‰VCDT

IAEA-SO-6

Barium Sulfate

0.5g

34S=-34.1‰VCDT

NBS-123

Sphalerite

1.5g

34S=17.09‰VCDT

NBS-127

Barium Sulfate

0.5g

18O=9.3‰VSMOW 34S=+20.3#‰VCDT

Materials with known¹¹B/¹⁰B isotopic composition

IAEA-B-1

Sea Water

50ml

11B=38.6‰NBS 951

IAEA-B-2

Groundwater

50ml

11B=13.8‰NBS 951

IAEA-B-3

Groundwater

50ml

11B=-21.4‰NBS 951

IAEA-B-4

Tourmaline

1g

11B=-8.7‰NBS 951

IAEA-B-5

Basalt

30g

11B=-3.8‰NBS 951

IAEA-B-6

Obsidian

30g

11B=-1.8‰NBS 951

IAEA-B-7

Limestone

30g

11B=9.7‰SRM 951

IAEA-B-8

Clay

30g

11B=-5.1‰NBS 951

Materials with known³⁷Cl/³⁵Cl isotopic composition

ISL-354

Sodium Chloride

2g

37Cl=-0.39#‰ 37Cl/35Cl=0.3196437Cl/35Cl

USGS37

potassium perchlorate

1g

³⁷Cl = +0.90 ‰¹⁸O = -17.00 ‰¹⁷O = -8.96 ‰

USGS38

potassium perchlorate

1g

³⁷Cl = -87.90 ‰¹⁸O = +52.50 ‰¹⁷O = +102.40 ‰

USGS39

potassium perchlorate

1g

³⁷Cl = +0.05 ‰¹⁸O = +122.34 ‰¹⁷O = +62.61 ‰

WATER IN SILVER TUBE

NBS 22

0.15 uL oil in silver tube

0.15μL×50

2H = -116.9 ‰ 13C = -30.03 ‰

NBS 22

0.25 uL oil in silver tube

0.25μL×50

2H = -116.9 ‰ 13C = -30.03 ‰

NBS 22a-0.15 μL

oil in silver tube

0.15μL×50

2H =-120.4 ‰ 13C =-29.72 ‰

NBS 22a-0.25 μL

oil in silver tube

0.25μL×50

2H =-120.4 ‰ 13C =-29.72 ‰

USGS78-0.15 μL

oil in silver tube

0.15μL×50

2H = +397.0 ‰ 13C =-29.72 ‰

USGS78-0.25 μL

oil in silver tube

0.25μL×50

2H = +397.0 ‰ 13C =-29.72 ‰

VSMOW

0.15 uL water in silver tube

0.15μL×50

2H = 0 exactly 18O = 0 exactly

VSMOW

0.25 uL water in silver tube

0.25μL×50

2H = 0 exactly 18O = 0 exactly

SLAP2

0.15 uL water in silver tube

0.15μL×50

2H = -427.5 ‰ 18O = -55.5 ‰

SLAP2

0.25 uL water in silver tube

0.25μL×50

2H = -427.5 ‰ 18O = -55.5 ‰

GISP

0.15 uL water in silver tube

0.15μL×50

2H = -190 ‰ 18O = -24.8 ‰

GISP

0.25 uL water in silver tube

0.25μL×50

2H = -190 ‰ 18O = -24.8 ‰

UC03

0.15 uL water in silver tube

0.15μL×50

2H = +68.5 ‰ 18O = +29.79 ‰

UC03

0.25 uL water in silver tube

0.25μL×50

2H = +68.5 ‰ 18O = +29.79 ‰

UC04

0.15 uL water in silver tube

0.15μL×50

2H = +113.6 ‰ 18O = +38.95 ‰

UC04

0.25 uL water in silver tube

0.25μL×50

2H = +113.6 ‰ 18O = +38.95 ‰

USGS46

0.15 uL Ice Core Water in silver tube

0.15μL×50

2H = -235.8 ‰ 18O = -29.80 ‰

USGS46

0.25 uL Ice Core Water in silver tube

0.25μL×50

2H = -235.8 ‰ 18O = -29.80 ‰

USGS47

0.15 uL Lake Louise Drinking Water in silver tube

0.15μL×50

2H = -150.2 ‰ 18O = -19.80 ‰

USGS47

0.25 uL Lake Louise Drinking Water in silver tube

0.25μL×50

2H = -150.2 ‰ 18O = -19.80 ‰

USGS48

0.15 uL Puerto Rico Precipitation in silver tube

0.15μL×50

2H = -2.0 ‰ 18O = -2.224 ‰

USGS48

0.25 uL Puerto Rico Precipitation in silver tube

0.25μL×50

2H = -2.0 ‰ 18O = -2.224 ‰

USGS49-0.15 μL

Antarctic Ice-core Water in silver tube

0.15μL×50

2H =-394.7 ‰ 18O =-50.55 ‰

USGS49-0.25 μL

Antarctic Ice-core Water in silver tube

0.25μL×50

2H =-394.7 ‰ 18O =-50.55 ‰

USGS50-0.15 μL

Lake Kyoga Water in silver tube

0.15μL×50

2H = +32.8 ‰ 18O = +4.95 ‰

USGS50-0.25 μL

Lake Kyoga Water in silver tube

0.25μL×50

2H = +32.8 ‰ 18O = +4.95 ‰

USGS53-0.15 μL

Lake Shala Distilled Water in silver tube

0.15μL×50

2H = +40.2 ‰ 18O = +5.47 ‰

USGS53-0.25 μL

Lake Shala Distilled Water in silver tube

0.25μL×50

2H = +40.2 ‰ 18O = +5.47 ‰

W-62001-0.15 uL

RSIL DI water in silver tube

0.15μL×50

2H = -41.1 ‰ 18O = -6.25 ‰

W-62001-0.25 uL

RSIL DI water in silver tube

0.25μL×50

2H = -41.1 ‰ 18O = -6.25 ‰