Massenspektrometrie

Massenspektrometrie / List of items in this categories
Products for mass spectrometry. Compounds containing stable isotopes to be used as quantitative standards in LCMS/MS analysis.

Isotopenmarkierte Hormonstandards

Isotopenmarkierte Hormone für die Stoffwechselforschung
    • Melatonin-d3
      Melatonin-d3 is a deuterium-labeled primary pineal gland hormone, melatonin.
    • Testosterone-d3
      Testosterone-d3 is an analytical reference standard for the quantification of testosterone by GC- or LC-MS.
    • Estradiol-d3
      Estradiol-d3 is the deuterium labeled estradiol, intended for use as an internal standard for the quantification of estradiol by GC- or LC-MS.
    • Сortisol-d4
      Cortisol-d4 (Hydrocortisone-d4) is deuterated cortisol and intended for use as an internal standard for the quantification of hydrocortisone/cortisol by GC- or LC-MS.
    • 5α-Dihydrotestosterone-d3
      Stable isotope labeled 5α-dihydrotestosterone for use as an internal standard by tandem mass spectrometry (MS/MS) methods.
    • Pregnenolone-d4
      Pregnenolone-d4 is the deuterium labeled pregnenolone and used as an internal standard utilized in the measurement of pregnenolone through GC- or LC-MS methods.
    • 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.
    • Serotonin-d4
      Serotonin-d4 is deuterium labeled serotonin and intended for use as an internal standard for the quantification of serotonin by GC- or LC-MS.
    • Androstenedione-d7
      Androstenedione-d7 is a deuterium-labeled androstenedione and is intended for use as an analytical reference standard in GC- or LC-MS.
    • 21-Deoxycortisol-d4
      21-Deoxycortisol-(9,11,12,12)-d4 is the deuterium labeled 21-deoxycortisol intended for use as an internal standard utilized in the measurement of 21-Deoxycortisol through GC- or LC-MS methods.
    • Progesterone-d9
      Progesterone-d9 is the deuterium labeled progesterone and intended for use as an internal standard for quantification of progesterone through GC- or LC-MS methods.
    • 11-Deoxycortisol-d5
      11-Deoxycortisol-d5 (2,2,4,6,6-d5) is the deuterium-labeled 11-deoxycortisol and is intended for use as an analytical reference standard in GC- or LC-MS.
    • Deoxycorticosterone-d8
      Deoxycorticosterone-d8 is the deuterium-labeled deoxycorticosterone for use as an internal standard for the quantification of deoxycorticosterone by GC- or LC-MS.
    • Cortisone-d8
      Cortisone-d8 is a deuterated form of the cortisone and is intended for use as an internal standard for the quantification of cortisone by GC- or LC-MS.
    • 17α-Hydroxyprogesterone-d8
      A deuterium labeled 17α-hydroxyprogesterone for use as an internal standard utilized in the measurement of 17α-hydroxyprogesterone through GC- or LC-MS methods.

Isotopically labeled vitamin and cofactor standards

Isotope-labeled vitamins for the quantitative analysis based on liquid chromatography - tandem mass spectrometry (LC-MS/MS).
    • Retinol-d5
      Retinol-d5 is a biologically active form of fat-soluble vitamin A, with a stable deuterium label for quantitative studies by MS methods.
    • alpha-Tocopherol-d6
      alpha-Tocopherol-d6 is a deuterated form of vitamin E for mass spectrometry.
    • Coenzyme Q10-d6
      Coenzyme Q10-d6 is an isotopically labeled MS/MS standard for the quantification of CoQ10 by GC- or LC-MS.
    • Methylcobalamin-d3
      Methylcobalamin-d3, or Mecobalamin-d3, is a deuterated form of methylated vitamin B12.

Isotopically labeled amino acid standards

Isotope-labeled amino acids in high chemical purity for mass spectrometry.
    • L-Leucine-d3
      L-Leucine-5,5,5-d3 is the deuterium labeled amino acid L-Leucine.
    • L-Tyrosine (ring-d4)
      L-Tyrosine-d4, deuterated amino acid tyrosine with a phenyl ring.
    • L-Phenylalanine (ring-d5)
      L-Phenylalanine-d5 is a stable isotope of amino acid phenylalanine.
    • L-Methionine (S-methyl-d3)
      L-Methionine-d3 is the deuterium labeled amino acid L-methionine.
    • D,L-Arginin-d3
      D,L-Arginin-d3 ist ein mit stabilem Isotop markiertes Arginin, das in Studien mittels Massenspektrometrie (MS) verwendet wird.
    • L-Citrullin-d2
      Citrullin-d2, deuteriertes Citrullin, wird als stabil isotopenmarkierter interner Standard für quantitative Anwendungen verwendet.
    • L-Ornithine-d2
      Deuterated L-Ornithine used as stable isotope labeled internal standard for quantitative applications.
    • 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.

Isotopenmarkierte Carnitine zur Markierung von Biomolekülen

Isotopenmarkierte Carnitine in hoher chemischer Reinheit zur Markierung von Biomolekülen.
    • (C2) Acetyl-L-Carnitin-(N-Methyl-d3)
      Isotopisch markiertes azetyliertes d3-Carnitin (C2-Carnitin-d3) wird für MS-Bildgebung und quantitative Messungen verwendet.
    • (C3) Propionyl-L-Carnitin-(N-Methyl-d3)
      C3-Carnitin-d3 ist ein mit einem stabilen Isotop markierter Carnitin-Derivat, das zur Verfolgung von Carnitin und metabolischen Studien mittels Massenspektrometrie (MS) verwendet wird.
    • (C4) Butyryl-L-Carnitin-(N-Methyl-d3)
      C4-Carnitin-d3, deuterierte Butyrat-Ester von Carnitin, der als stabil isotopenmarkierter interner Standard für quantitative Anwendungen verwendet wird.
    • (C0) L-Carnitine-d9
      L-isomeric form of carnitine, labeled with deuterium for studies using mass spectrometry.
    • (C5) Isovaleryl-L-carnitine-(trimethyl-d9)
      Deuterium-labeled isovaleryl-L-carnitine is the standard for MS/MS quantitation of carnitine derivatives.
    • (C5DC) Glutaryl-L-carnitine-d6
      Glutaryl-L-carnitine-d6 chloride contains an isotopic label to be used as an internal standard for tandem mass spectrometry.
    • (C6) Hexanoyl-L-carnitine-d3
      C6-Carnitine-d3 is one of the derivatives of the L-isomer of hexanoylcarnitine, labeled with stable isotopes.
    • (C8) Octanoyl-L-carnitine-d3
      Deuterated octanoyl-L-carnitine is used as an internal standard for the quantification of octanoyl-L-carnitine by GC or LC-MS.
    • (C10) Decanoyl-L-carnitine-d3
      Decanoyl-L-carnitine-d3 is deuterium labeled decanoyl-L-carnitine, it can be used as an internal standard for the quantification of decanoylcarnitine, decenoylcarnitine, decadienoylcarnitine using GC- or LC-MS methods.
    • (C12) Dodecanoyl-L-carnitine-d3
      Deuterium labeled Lauroyl-L-carnitine used as an internal standard utilized in the measurement of lauroyl-L-carnitine through GC- or LC-MS methods.
    • (C14) Tetradecanoyl-L-carnitine-d3
      Tetradecanoyl-L-carnitine-d3 is deuterium labeled myristoyl-L-carnitine and intended for use as an internal standard for the quantification by GC- or LC-MS.
    • (C16) Hexadecanoyl-L-carnitine-d3
      Deuterated ester of L-carnitine and palmitic acid, intended for use as an internal standard for the quantification of palmitoyl-L-carnitine by GC- or LC-MS.
    • (C18) Octadecanoyl-L-carnitine-d3
      Deuterium-labeled octadecanoyl-L-carnitine is the standard for MS/MS quantitation of carnitine derivatives.
    • (C26) Carnitine-d3
      (C26) Carnitine-d3 is a deuterium labeled (C26) Carnitine and intended for use as an internal standard in GC- or LC-MS.

Verschiedene isotopenmarkierte Verbindungen

    • 3-(5-methyl-1H-pyrazol-3-yl)propionic acid-d6 (MPP)
      Isotopically labeled compound for the quantification of succinylacetone after hydrazine derivatization.
    • Adenosine-d2
      Adenosine-d2 is the deuterium labeled Adenosine and intended for use as an internal standard for the quantification of adenosine by HPLC and LC-MS methods. Adenosine-d2 is commonly used as a tracer in studies related to adenosine receptors and adenosine signaling pathways.
    • Caffeine-d3
      Caffeine-d3 is deuterated caffeine and intended for use as an internal standard for the quantification of caffeine by GC- or LC-MS.
    • Pyrene-d10
      Pyrene-d10 is a deuterated analog of pyrene, valuable in quantitative analysis through techniques such as gas chromatography-mass spectrometry (GC-MS).

Kontrollen für MS-MS

Kontrollen für Studien mit der Tandem-Massenspektrometrie (MS-MS).
    • Succinylacetone
      Control for chromatography with tandem mass spectrometry for assessment of concentrations in biological samples.
    • (C10) Decanoylcarnitine
      Decanoylcarnitine is used as an analytical reference standard using GC- or LC-MS methods.
    • C26:0-lysophosphatidylcholine (LPC)
      Lysopc(26:0), also known as LysoPC a C26:0, is used as internal standard LC-MS studies.
    • (C2) Acetylcarnitine
      Acetyl-L-carnitine is a short-chain acylcarnitine that is used as a control for MS/MS.
    • (C18) Octadecanoylcarnitine
      Stearoyl-L-carnitine for use as an analytical reference standard for MS/MS.
    • (C16) Hexadecanoylcarnitine
      Palmitoyl-L-carnitine is used as an analytical standard in HPLC-MS and MS/MS studies.
    • (C14) Tetradecanoylcarnitine
      Myristoyl-L-carnitine may be used as an analytical standard for high-performance liquid chromatography or LC MS/MS studies.
    • (C12) Dodecanoylcarnitine
      Dodecanoylcarnitine chloride, also referred to as lauroyl-L-carnitine chloride, is used as a control for chromatographic mass spectrometry methods MS/MS.
    • (C8) Octanoylcarnitine
      Octanoylcarnitine, a representative of medium-chain acylcarnitines, an ester of a saturated fatty acid (octanoic acid) and the amino acid carnitine.
    • L-Arginine
      The L-enantiomer of the basic alpha amino acid arginine, of high chemical purity, can be used as a control for mass spectroscopy.
    • (C0) Сarnitine
      Carnitine is an analogue of a natural amino acid, of high chemical purity, and can be used as an analyte for constructing calibration graphs.
    • (C6) Hexanoylcarnitine
      Hexanoylcarnitine is an organic endogenous compound made from fatty acid and carnitine, a representative of medium-chain acylcarnitines.
    • (C5DC) Glutarylcarnitine
      (C5DC) Glutarylcarnitine chloride is an endogenous metabolite, an ester of carnitine and glutaric acid.
    • (C5) Isovalerylcarnitine
      Isovalerylcarnitine chloride is an analogue of endogenous short-chain acylcarnitine and can be used as a control in MS/MS.
    • (C4) Butyrylcarnitine
      An analytical reference standard for the separation and identification of underivatized butyryl-L-carnitine using high-performance liquid chromatography coupled to tandem mass spectrometry (HPLC-MS/MS).
    • (C3) Propionylcarnitine
      The acylcarnitine C3 (propionylcarnitine) level along with C3/C2 ratio is used as a diagnostic marker to evaluate metabolism disorders.
    • L-Citrulline
      L-Citrulline is a non-proteinogenic alpha amino acid that can be used as a control in gas chromatography-mass spectrometry or in the standard addition method.
    • (C26) D,L-Carnitine
      (C26) D,L-Carnitine is a very long chain fatty-acylcarnitine also known as o-hexacosanoylcarnitine and intended for use as an internal standard in GC- or LC-MS.

MALDI matrices

Highly purified components for matrix assisted laser desorption ionization (MALDI) mass spectrometry.
Sie haben den Artikel in den Warenkorb gelegt.. Warenkorb ansehen oder zur Kasse gehen
Die eingegebene Zahl ist falsch..