Chromatography Reagents

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Reagents, C Chromatography Reagents

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  • Exempted Drug of Abuse Reference Standards

    Restek

    Note: Stressed shipping studies indicate that this product remains stable after being continuously exposed to an elevated temperature of 40°C for 7 days. Ground freight is the default shipping method for this product; expedited methods are available upon request.

  • USP <467> Singles

    Restek

    The United States Pharmacopeia (USP) General Chapter <467> Residual Solvents is a widely used compendial method intended for identifying and quantifying residual solvents in drug substances, drug products, and excipients. In an attempt to better mirror the International Conference on…

  • 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…

  • Acrolein

    Restek

    Compound List Acrolein (107-02-8) This product has a limited shelf life. We recommend that you order only the ampul quantity that meets your immediate needs. NOTE: Store standards under frozen conditions (0°C or colder). We recommend you store ampuls lying flat (horizontally) to…

  • Silylation Derivatization Reagents

    Restek

    Replace active hydrogen, reducing polarity and making the compounds more volatile. Increase stability of derivatives.

  • Single-Component Explosives Solutions

    Restek

    These materials support nitroaromatic, nitramine, and nitroester analyses by GC-ECD (Method 8095). 1 , 2 Compounds listed are explosives, manufacturing intermediates, or degradation products. Method 8095 mixtures contain the components at concentration ratios appropriate for ECD. Supports…

  • Silica Gel 60 G

    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…

  • 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,…

  • 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…

  • Silylation Grade Solvents

    Thermo Scientific

    Silylation Grade Solvents are manufactured to meet exacting silylation needs. Purified, dried and packaged under nitrogen in convenient 50mL Hypo-Vial Sample Storage Vials Supplied with elastomer septa, allowing immediate access to the sample without exposure to moisture and oxygen Use polar…

  • Silica Gel 60 PF254 Containing Gypsum

    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…

  • Silica Gel 60 HF254+366

    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…

  • Silica Gel 60 H

    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…

  • Silylation reagents (MSTFA, MSHFBA, MBDSTFA)

    MACHEREY-NAGEL

    Purpose of derivatization Improved volatility, better thermal stability or a lower limit of detection in GC Prerequisite: quantitative, rapid and reproducible formation of only one derivative Halogen atoms introduced by derivatization (e.g., trifluoroacetates) for specific detection…

  • Florisil®, 60-100 Mesh

    GFS Chemicals

    Suitable for use in Chromatography of pesticide residues. Magnesium Silicate Activated at 675 C.

  • (s)-(-)-1,2,4-Butanetriol

    Restek

    Compound List (s)-(-)-1,2,4-Butanetriol (42890-76-6)

  • Polystyrene Beads

    bioWORLD

  • Molecular Sieve, 4A, Powder, Activated

    GFS Chemicals

    CAS#: 1344-00-9

  • GC Multiresidue Pesticide Kit

    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. Comprehensive 203-compound kit covers food safety lists by the FDA, USDA, and other global governmental agencies;…

  • Acylation reagents for GC

    MACHEREY-NAGEL

    Purpose of derivatization Improved volatility, better thermal stability or a lower limit of detection in GC Prerequisite: quantitative, rapid and reproducible formation of only one derivative Halogen atoms introduced by derivatization (e.g., trifluoroacetates) for specific detection…

  • 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…

  • Silylation reagents (BSA, BSTFA)

    MACHEREY-NAGEL

    Purpose of derivatization Improved volatility, better thermal stability or a lower limit of detection in GC Prerequisite: quantitative, rapid and reproducible formation of only one derivative Halogen atoms introduced by derivatization (e.g., trifluoroacetates) for specific detection…

  • Silica Gel 60 PF254+366

    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…

  • MTBSTFA and MTBSTFA+1% TBDMCS

    Thermo Scientific

    MTBSTFA and MTBSTFA+1% TBDMCS offer stable TBDMS (tert-butyldimethylsilyl) derivatization. Derivatizes hydroxyl, carboxyl, thiol and primary and secondary amines Typical yields are >96% Provides TBDMS ethers that are 104 times more stable to hydrolysis than TMS ethers Reaction byproducts…

  • Silica Gel, 30-200 Mesh, Indicating, Grade 13

    GFS Chemicals

    SiO2 CAS#: 7631-86-9 F.W.: 60.09 For dehydration where fine particle size and moisture indication is required. 5% blue indicating gel.

  • Molecular Sieve, 5A 8-12 Mesh Beads

    GFS Chemicals

    CAS#: 1344-02-1

  • MP EcoChrom™ Silica Plates F254

    MP Biomedicals

    MP EcoChrom™ Silica Plates cover a wide range of Thin-Layer Chromatography applications. Their uniform surface makes MP silica plates suitable for quantitative densitometric UV/VIS evaluation. They are available without any fluorescent indicator or with fluorescent indicators for 254 nm or…

  • Silylation reagents, mixtures

    MACHEREY-NAGEL

    These are mixtures of silylation reagents with or without pyridine, conveniently ready for application. Purpose of derivatization Improved volatility, better thermal stability or a lower limit of detection in GC Prerequisite: quantitative, rapid and reproducible formation of only one…

  • 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…

  • Internal Standards and Surrogates for Method 552

    Restek

    Internal Standard: cat.# 31648 Surrogates for Method 552, 552.1: cat.#'s 31650, 31652, 31649, 31651 Surrogates for Method 552.2: cat.#'s 31653, 31655, 31656 Surrogates for Method 552.3: cat.#'s 31881, 31882

  • Silylation reagents (DMCS, HMDS, TMCS, TSIM)

    MACHEREY-NAGEL

    Purpose of derivatization Improved volatility, better thermal stability or a lower limit of detection in GC Prerequisite: quantitative, rapid and reproducible formation of only one derivative Halogen atoms introduced by derivatization (e.g., trifluoroacetates) for specific detection…

  • NJDEP EPH 10/08 Rev. 2 Aromatics Fractionation Check Mix (16 components)

    Restek

    Compound List Acenaphthene (83-32-9) Acenaphthylene (208-96-8) Anthracene (120-12-7) Benz(a)anthracene (56-55-3) Benzo(a)pyrene (50-32-8) Benzo(b)fluoranthene (205-99-2) Benzo(ghi)perylene (191-24-2) Benzo(k)fluoranthene (207-08-9) Chrysene (218-01-9) Dibenz(a,h)anthracene…

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