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Isotope Standards

Compounds (solids, liquids, gasses) with well-defined isotopic compositions that act as the ultimate sources of accuracy in mass spectrometric measurements of isotope ratios.
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1 – 15 of 203 results
1

Lithium 6 Isotope Standard For ICP/MS, SPEX CertiPrep™
SDP

CAS: 7732-18-5,7697-37-2,7439-93-2 Molecular Formula: Li Molecular Weight (g/mol): 6.94 MDL Number: MFCD00134051 InChI Key: WHXSMMKQMYFTQS-UHFFFAOYSA-N PubChem CID: 3028194 ChEBI: CHEBI:30145 IUPAC Name: lithium SMILES: [Li]

PubChem CID 3028194
CAS 7732-18-5,7697-37-2,7439-93-2
Molecular Weight (g/mol) 6.94
ChEBI CHEBI:30145
MDL Number MFCD00134051
SMILES [Li]
IUPAC Name lithium
InChI Key WHXSMMKQMYFTQS-UHFFFAOYSA-N
Molecular Formula Li
2

Lead 207 Isotope Standard for ICP/MS, SPEX CertiPrep™
SDP

3

Lead 206 Isotope Standard For ICP/MS, SPEX CertiPrep™
SDP

CAS: 7697-37-2 Molecular Formula: Pb Molecular Weight (g/mol): 207.20 MDL Number: MFCD00134050 InChI Key: WABPQHHGFIMREM-UHFFFAOYSA-N PubChem CID: 5352425 ChEBI: CHEBI:27889 IUPAC Name: lead SMILES: [Pb]

PubChem CID 5352425
CAS 7697-37-2
Molecular Weight (g/mol) 207.20
ChEBI CHEBI:27889
MDL Number MFCD00134050
SMILES [Pb]
IUPAC Name lead
InChI Key WABPQHHGFIMREM-UHFFFAOYSA-N
Molecular Formula Pb
4

Boron 11 Isotope Standard For ICP/MS, 10μg/mL in H20, SPEX CertiPrep™
SDP

CAS: 14797-71-8,7732-18-5 Molecular Formula: B Molecular Weight (g/mol): 10.81 MDL Number: MFCD00134034 MFCD00151272 InChI Key: ZOXJGFHDIHLPTG-UHFFFAOYSA-N PubChem CID: 5462311 ChEBI: CHEBI:27560 IUPAC Name: boron SMILES: [B]

PubChem CID 5462311
CAS 14797-71-8,7732-18-5
Molecular Weight (g/mol) 10.81
ChEBI CHEBI:27560
MDL Number MFCD00134034 MFCD00151272
SMILES [B]
IUPAC Name boron
InChI Key ZOXJGFHDIHLPTG-UHFFFAOYSA-N
Molecular Formula B
5

WELLINGTON LABORATORIES LLC ISOTOPE PERFORMANCE STANDARD P

NC2588562 ISOTOPE PERFORMANCE STANDARD P

ENCOMPASS
6

THERMO ASHEVILLE 3P STRAIGHT CONNECTOR D4/D8

NC2398863 STRAIGHT CONNECTOR D4/D8

ENCOMPASS_PREFERRED
7

Cambridge Isotope Laboratories 1-METHYLIMIDAZOLE (D6, 98%), 0.5 G

1-METHYLIMIDAZOLE (D6, 98%), 0.5 G

ENCOMPASS_PREFERRED
8

Cambridge Isotope Laboratories BENZOIC ACID CALIBRANT FOR QNMR 15mM BENZOIC ACID IN DMSO-D6 (120 UL FILL VOLUME), 1 3MM TUBE

BENZOIC ACID CALIBRANT FOR QNMR 15mM BENZOIC ACID IN DMSO-D6 (120 UL FILL VOLUME), 1 3MM TUBE

ENCOMPASS_PREFERRED
9

Cambridge Isotope Laboratories LABELED AMINO ACID STANDARDS SET A1, 10 VIALS

LABELED AMINO ACID STANDARDS SET A1, 10 VIALS

ENCOMPASS_PREFERRED
10

Cambridge Isotope Laboratories BENZOIC ACID CALIBRANT QNMR

BENZOIC ACID CALIBRANT FOR QNMR 15mM BENZOIC ACID IN DMSO-D6; CAMBRIDGE ISOTOPE LABORATORIESmfg# DLM-7061C

ENCOMPASS_PREFERRED
11

Cerilliant Corporation MIDAZOLAM-D4 MALEATE 1ML

Midazolam-D4 maleate | Mol Wt: 445.86 | 1ml

ENCOMPASS_PREFERRED
12

Avanti Polar Lipids C18 GLCCER-D5 PDWR 1MG

D-glucosyl-beta-1,1' N-stearoyl-D-erythro-sphingosine-d5

ENCOMPASS
13

SANTA CRUZ BIOTECHNOLOGY 1 4-DIBROMOBUTANE-D8

NC3726910 1 4-DIBROMOBUTANE-D8

ENCOMPASS
14

Cambridge Isotope Laboratories L-HISTIDINE HCL H2O (13C6)0.05

L-HISTIDINE HCL H2O (13C6) 0.05g

ENCOMPASS_PREFERRED
15

WELLINGTON LABORATORIES LLC D5-N-ETFOSAA

NC2160841 D5-N-ETFOSAA

ENCOMPASS