| 产品编号 |
产品名称 |
标准值/浓度 |
规格 |
操作 |
| USGS81 |
silver phosphate |
δ18O=~+35.4‰ |
0.5g |
咨询订购
|
| USGS80 |
silver phosphate |
δ18O=~+13.1‰ |
0.5g |
咨询订购
|
| USGS78 |
vacuum oil, 2H-enriched |
δ2H=+397.0‰δ13C=—29.72‰ |
1mL |
咨询订购
|
| NBS 22a |
vacuum oil, regular |
δ2H=—120.4‰δ13C=—29.72‰ |
1mL |
咨询订购
|
| USGS77 |
polyethylene powder |
δ2H=—75.9‰δ13C=—30.71‰ |
1g |
咨询订购
|
| USGS76 |
methylheptadecanoate |
δ2H=—210.8‰δ13C=—31.36‰ |
50μL |
咨询订购
|
| USGS75 |
L-valine |
δ13C=+0.49‰δ15N=+61.53‰ |
100mg |
咨询订购
|
| USGS74 |
L-valine |
δ13C=—9.30‰δ15N=+30.19‰ |
100mg |
咨询订购
|
| USGS73 |
L-valine |
δ13C=—24.03‰δ15N=—5.21‰ |
0.5g |
咨询订购
|
| USGS72 |
icosanoic acid methyl ester (C20 FAME) |
δ2H=+348.3‰δ13C=—1.54‰ |
100mg |
咨询订购
|
| USGS71 |
icosanoic acid methyl ester (C20 FAME) |
δ2H=—4.9‰δ13C=—10.5‰ |
100mg |
咨询订购
|
| USGS70 |
icosanoic acid methyl ester (C20 FAME) |
δ2H=—183.9‰δ13C=—30.53‰ |
100mg |
咨询订购
|
| USGS69 |
n-hexadecane |
δ2H=+381.4‰δ13C=—0.57‰ |
50μL |
咨询订购
|
| USGS68 |
n-hexadecane |
δ2H=—10.2‰δ13C=—10.55‰ |
50μL |
咨询订购
|
| USGS67 |
n-hexadecane |
δ2H=—166.2‰δ13C=—34.50‰ |
50μL |
咨询订购
|
| USGS66 |
glycine |
δ13C=—0.67‰δ15N=+40.83‰ |
0.5g |
咨询订购
|
| USGS65 |
glycine |
δ13C=—20.29‰δ15N=+20.68‰ |
0.5g |
咨询订购
|
| USGS64 |
glycine |
δ13C=—40.81‰δ15N=+1.76‰ |
0.5g |
咨询订购
|
| USGS63 |
caffeine |
δ2H=+174.5‰δ13C=—1.17‰δ15N=+37.83‰ |
0.5g |
咨询订购
|
| USGS62 |
caffeine |
δ2H=—156.1‰δ13C=—14.79‰δ15N=+20.17‰ |
0.5g |
咨询订购
|
| USGS61 |
caffeine |
δ2H=+96.9‰δ13C=—35.05‰δ15N=—2.87‰ |
0.5g |
咨询订购
|
| USGS58 |
muscovite |
δ2H=—28.4‰ |
0.5g |
咨询订购
|
| USGS57 |
biotite |
δ2H=—91.5‰ |
0.5g |
咨询订购
|
| USGS56 |
South African red ivorywood powder |
δ2H=—44.0‰δ18O=+27.23‰δ13C=—24.34‰δ15N=+1.8‰ |
0.5g |
咨询订购
|
| USGS55 |
Mexican ziricote wood powder |
δ2H=—28.2‰δ18O=+19.12‰δ13C=—27.13‰δ15N=—0.3‰ |
0.5g |
咨询订购
|
| USGS54 |
Canadian lodgepole pine wood powder |
δ2H=—150.4‰δ18O=+17.79‰δ13C=—24.43‰δ15N=—2.42‰ |
0.5g |
咨询订购
|
| USGS53 |
Case of 32 ampoules having 5 mL of Lake Shala Distilled Water per ampoule |
δ2H=+40.2‰δ18O=+5.47‰ |
160mL |
咨询订购
|
| USGS52 |
Nitrous oxide in 6-mm glass tube |
δ15N=+0.44‰δ18O=+40.64‰ |
200μmol |
咨询订购
|
| USGS51 |
Nitrous oxide in 6-mm glass tube |
δ15N=+1.32‰δ18O=+41.23‰ |
200μmol |
咨询订购
|
| USGS50 |
Case of 144 ampoules having 5 mL of Lake Kyoga Water per ampoule |
δ2H=+32.8‰δ18O=+4.95‰ |
720mL |
咨询订购
|
