Isotopically labeled amino acid standards

Amino acids in high chemical purity with stable heavy isotopes tags for quantitative analysis of metabolites in biological fluids and tissues. Isotope-enriched standards are used in metabolomics and proteomics to quantify biochemical markers by mass spectrometry.

3-O-Methyldopa-d3 (3-OMD-d3)

3-O-Methyldopa-d3 is deuterated 3-Methoxy-L-tyrosine. The reagent is intended for use as an internal standard for the quantitative determination of 3-Methoxy-L-tyrosine by MS/MS.
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Cat. # Quantity Price Lead time
4995-1mg 1.0 mg
$228
7 days
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D,L-Arginine-d3

D,L-Arginine-d3 is a labeled with stable isotop arginine, used in studies by mass spectrometry (MS).
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Cat. # Quantity Price Lead time
4438-500ug 0.50 mg
$44
20 days
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D,L-Glutamic acid-d3

D,L-Glutamic-2,4,4-d3 acid is a deuterium-labeled amino acid used as a standard for quantification of glutamic acid and glutamine by chromatographic methods with tandem mass spectrometry.
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Cat. # Quantity Price Lead time
4588-5mg 5.0 mg
$34
5 days
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Glycine-d2

Glycine-d2 is the deuterium-labeled glycine and is intended for use as an internal standard for the quantification of glycine by GC- or LC-MS.
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Cat. # Quantity Price Lead time
4980-100mg 100.0 mg
$49
12 days
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L-Alanine-d3

L-Alanine-d3 is the deuterium-labeled L-alanine and is intended for use as an analytical reference standard in GC- or LC-MS.
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Cat. # Quantity Price Lead time
4978-100mg 100.0 mg
$112
12 days
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L-Citrulline-d2

L-Citrulline-d2, deuterated citrulline used as stable isotope labeled internal standard for quantitative applications.
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Cat. # Quantity Price Lead time
4373-500ug 0.50 mg
$44
20 days
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L-Leucine-d3

L-Leucine-5,5,5-d3 is the deuterium labeled amino acid L-Leucine.
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Cat. # Quantity Price Lead time
4310-5mg 5.0 mg
$66
7 days
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L-Methionine (S-methyl-d3)

L-Methionine-d3 is the deuterium labeled amino acid L-methionine.
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Cat. # Quantity Price Lead time
4308-5mg 5.0 mg
$49
12 days
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L-Ornithine-d2

Deuterated L-Ornithine used as stable isotope labeled internal standard for quantitative applications.
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Cat. # Quantity Price Lead time
4466-500ug 0.50 mg
$55
20 days
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L-Phenylalanine (ring-d5)

L-Phenylalanine-d5 is a stable isotope of amino acid phenylalanine.
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Cat. # Quantity Price Lead time
4311-5mg 5.0 mg
$66
12 days
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L-Tyrosine (ring-d4)

L-Tyrosine-d4, deuterated amino acid tyrosine with a phenyl ring.
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Cat. # Quantity Price Lead time
4312-5mg 5.0 mg
$49
12 days
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