Chromatography Reagents

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Reagents, C Chromatography Reagents

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  • GC Multiresidue Pesticide Standard #4 (28 components)

    Restek

    Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Formulated and grouped for maximum long-term stability*. Quantitatively tested to confirm composition; detailed…

  • LC Multiresidue Pesticide Kit

    Restek

    Accurately detect and quantify pesticides of global food safety concern in a wide range of fruits, vegetables, and other commodities by LC-MS/MS. Full kit contains 204 compounds of interest, covering many LC-determined pesticides listed by government agencies; individual ampuls also sold…

  • Sigma-Aldrich® TLC Plates PEI-cellulose, matrix

    MilliporeSigma

    General description Thin-layer chromatography (TLC) plates for adsorption, partition, and ion-exchange techniques. Six media choices with glass, polyester, and aluminum backings. Silica-based adsorbent layers in Sigma-Aldrich TLC plates incorporate a polymeric binder; highly purified silica gel…

  • Tributyltin Chloride Calibration Mixture

    Restek

    Compound List Tributyltin chloride (1461-22-9)

  • Method 1664 Oil & Grease Standard (2 components)

    Restek

    Compound List (C16) n-Hexadecane (544-76-3) Stearic acid (57-11-4)

  • MSTFA and MSTFA 1% TMCS

    Thermo Scientific

    Offers maximum volatility Trimethylsilyl donor strength comparable to BSA and BSTFA Reacts to replace labile hydrogens on a wide range of polar compounds with a Si(CH3)3 group Used to prepare volatile and thermally stable derivatives for GC and MS Volatile byproduct,…

  • GC Multiresidue Pesticide Standard #1 (16 components)

    Restek

    Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Formulated and grouped for maximum long-term stability*. Quantitatively tested to confirm composition; detailed…

  • Organonitrogen Pesticide Mix #1 (Rev), Method 525.2 (37 components)

    Restek

    Compound List Alachlor (15972-60-8) Ametryn (834-12-8) Atraton (1610-17-9) Atrazine (1912-24-9) Bromacil (314-40-9) Butachlor (23184-66-9) Butylate (2008-41-5) Chlorpropham (101-21-3) Cyanazine (Bladex) (21725-46-2) Cycloate (1134-23-2) Diphenamid (957-51-7) EPTC (759-94-4) Etridiazole (2593-15-9)…

  • 8260 MegaMix Calibration Mix, Revised (75 components)

    Restek

    Contains 75 compounds in one convenient ampul for the analysis of VOCs in solid waste. Quantitatively analyzed to confirm concentration and identity of each compound. Excludes pentachloroethane for labs experiencing elevated tetrachloroethene response caused by pentachloroethane breakdown. …

  • EPA 524.3 Reference Standards

    Restek

    Full 82-component EPA 524.3 list using as few as three ampuls—reduce prep time and chances for error or contamination. EPA 524.3 VOA MegaMix ampul includes oxygenates group—no need to order separately. Volatile gases prepared separately—replace shorter-life components…

  • Standard Mixture of n-alkanes for System Performance Test (16 components)

    Restek

    For GC analysis of total petroleum hydrocarbons (TPH) in water. Environmentally safer than previous methods. Calibration standard available as diesel #2/motor oil and diesel #2/mineral oil. Compound List (C10) n-Decane (124-18-5) (C12) n-Dodecane (112-40-3) (C14) n-Tetradecane (629-59-4)…

  • a-Terpineol

    Restek

    Compound List α-Terpineol (98-55-5)

  • LC Multiresidue Pesticide Standard #1 (13 components)

    Restek

    Accurately detect and quantify pesticides of global food safety concern in a wide range of fruits, vegetables, and other commodities by LC-MS/MS. Formulated and grouped for maximum long-term stability* and well-balanced chromatographic performance. Quantitatively tested to confirm…

  • EPA Method 525.3 OCP Cal Standard (29 components)

    Restek

    Compound List Acetochlor (34256-82-1) Aldrin (309-00-2) cis-Chlordane (5103-71-9) trans-Chlordane (5103-74-2) Chlorobenzilate (510-15-6) Chloroneb (2675-77-6) Chlorothalonil (1897-45-6) Dacthal (DCPA) (1861-32-1) 4,4'-DDD (72-54-8) 4,4'-DDE (72-55-9) 4,4'-DDT (50-29-3) Dieldrin (60-57-1)…

  • GFSELECT™ Silica, 60A, 40-63 Micron (230-350 Mesh)

    GFS Chemicals

    Irregular, chromatographic grade. 60 angstrom pore size, 230-350 mesh (40-63 micron) particle size.

  • Avicel® Microcrystalline Cellulose

    GFS Chemicals

    Adsorbent for low pressure column chromatography.

  • Sorbitol Standard Mix (2 components)

    Restek

    Compound List Diethylene glycol (111-46-6) Ethylene glycol (107-21-1)

  • LC Multiresidue Pesticide Standard #4 (63 components)

    Restek

    Accurately detect and quantify pesticides of global food safety concern in a wide range of fruits, vegetables, and other commodities by LC-MS/MS. Formulated and grouped for maximum long-term stability* and well-balanced chromatographic performance. Quantitatively tested to confirm…

  • Charcoal Activated For Gas Chromatography 0.5-1 mm (18-35 Mesh ASTM)

    MilliporeSigma

    CAS No.: 7440-44-0 Solubility: (20°C) insoluble Melting Point: 3550°C Molar Mass: 12.01 g/mol Bulk Density: 150 - 440 kg/m3 Hill Formula: C

  • Food Industry FAME Mix (37 components)

    Restek

    Compound List Chain, Compound (CAS#), % by Weight C4:0 Methyl butyrate (623-42-7), 4% C6:0 Methyl caproate (106-70-7), 4% C8:0 Methyl caprylate (111-11-5), 4% C10:0 Methyl decanoate (110-42-9), 4% C11:0 Methyl undecanoate (1731-86-8), 2% C12:0 Methyl dodecanoate (111-82-0), 4% C13:0 Methyl…

  • Electrospray Ionization (ESI) Tuning Mix

    Agilent Technologies

    Agilent offers a range of calibrant mixes for your LC/MS source.

  • Forensic Drug Screen Internal Standard Solution 1 rev A (2 components)

    Restek

    Compound List Diazepam-d5 D5-doxepine

  • N-(Trimethylsilyl)Imidazole For Gas Chromatography

    MilliporeSigma

    CAS No.: 18156-74-6 Solubility: (20°C) Risk of violent reaction. Melting Point: -42°C Molar Mass: 140.25 g/mol Boiling Point: 212°C (decomposition) Flash Point: 61°C DIN 51755 Part 1 Density: 0.95 g/cm3 (25°C) Ignition Point: 540°C DIN 51794 Viscosity Kinematic: 2.5 mm2/s…

  • ASTM D2887-12 Calibration Standard (20 components)

    Restek

    Designed to serve as a column resolution text mixture, as well as a calibration mixture for retention time (RT) versus boiling point (bp) calibration. Compound List (C5) n-Pentane (109-66-0) (C6) n-Hexane (110-54-3) (C7) n-Heptane (142-82-5) (C8) n-Octane (111-65-9) (C9) n-Nonane (111-84-2) (C10)…

  • BTEX Standard (6 components)

    Restek

    Compound List Benzene (71-43-2) Ethylbenzene (100-41-4) Toluene (108-88-3) m-Xylene (108-38-3) o-Xylene (95-47-6) p-Xylene (106-42-3)

  • Simazine

    Restek

    Compound List Simazine (122-34-9)

  • EPA Method 525.3 PAH IS Mix (3 components)

    Restek

    Compound List Acenaphthene-D10 (15067-26-2) Chrysene-D12 (1719-03-5) Phenanthrene-D10 (1517-22-2)

  • 508.1 Internal Standard (Pentachloronitrobenzene)

    Restek

    Compound List Pentachloronitrobenzene (82-68-8) Conc. in Solvent and Volume: 100 µg/mL in ethyl acetate, 1 mL/ampul

  • Free Fatty Acids Test Standard (6 components)

    Restek

    Compound List (C4:0) Butyric acid (107-92-6) Acetic acid (64-19-7) Isobutyric acid (79-31-2) Isovaleric acid (503-74-2) Propionic acid (79-09-4) Valeric acid (109-52-4)

  • Silica Gel 60 GF254

    MilliporeSigma

    Standardized sorbents ensure reliable results every time. EMD Millipore’s broad spectrum meets all kinds of needs. In TLC, silica gel 60 sorbent is considered the most versatile. Our assortment of silica gel 60 features different grades with particle sizes ranging from 5-40 µm: silica with a gypsum…

  • N-Undecane Reference Substance For Gas Chromatography

    MilliporeSigma

    Formula: CH3(CH2)9CH3 CAS No.: 1120-21-4 Solubility: (20°C) practically insoluble Melting Point: -26°C Molar Mass: 156.31 g/mol Boiling Point: 195°C (1013 hPa) Vapor Pressure: 0.6 hPa (20°C) Flash Point: 60°C Explosion Limit: 0.6 - 6.5 %(V) Density: 0.74 g/cm3 (20°C) …

  • Molecular Sieve, 13X, Powder, Not Activated

    GFS Chemicals

    CAS#: 1344-00-9

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