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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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31 – 45 of 336 results
31

Medchemexpress LLC MEDCHEMEXPRESS LLC

5000284848 BISPHENOL B-D8 1MG

ENCOMPASS_PREFERRED
32

Brainxell Inc BRAINFAST D4

NC3835352 BRAINFAST D4

ENCOMPASS
33

Medchemexpress LLC OLAPARIB-D8 1MG

5000247783 OLAPARIB-D8 1MG

ENCOMPASS_PREFERRED
34

Medchemexpress LLC PHENOTHIAZINE-D8 5MG

5000268857 PHENOTHIAZINE-D8 5MG

ENCOMPASS_PREFERRED
35

Medchemexpress LLC BUDESONIDE-D8 5MG

5000222354 BUDESONIDE-D8 5MG

ENCOMPASS_PREFERRED
36

Medchemexpress LLC MEDCHEMEXPRESS LLC

5000295734 ANTHRAQUINONE-D8 10MG

ENCOMPASS_PREFERRED
37

Medchemexpress LLC MEDCHEMEXPRESS LLC

5000299139 FLUPHENAZINE-D8 DIH 10MG

ENCOMPASS_PREFERRED
38

SPEX CERTIPREP LLC 3P YTTRIUM 100UG/L IN 4 PCT HN03

NC2465138 YTTRIUM 100UG/L IN 4 PCT HN03

ENCOMPASS
39

Cambridge Isotope Laboratories 4-NITROANILINE (RING-D4, 96%), 1 G, 64164-08-5

4-NITROANILINE (RING-D4, 96%), 1 G, 64164-08-5

ENCOMPASS
40

Medchemexpress LLC TOCERANIB-D8 5MG

5000244876 TOCERANIB-D8 5MG

ENCOMPASS_PREFERRED
41

Medchemexpress LLC MEDCHEMEXPRESS LLC

5000283936 BISPHENOL B-D8 5MG

ENCOMPASS_PREFERRED
42

Medchemexpress LLC LEUKOTRIENE B4 25UG

5000240422 LEUKOTRIENE B4 25UG

ENCOMPASS_PREFERRED
43

Medchemexpress LLC TOCERANIB-D8 1MG

5000244644 TOCERANIB-D8 1MG

ENCOMPASS_PREFERRED
44

Medchemexpress LLC VILAZODONE-D8 5MG

5000221363 VILAZODONE-D8 5MG

ENCOMPASS_PREFERRED
45

Cambridge Isotope Laboratories PYRROLE (D5, 98%), 1 G, 18430-85-8

PYRROLE (D5, 98%), 1 G, 18430-85-8

ENCOMPASS