Chromatography Reagents

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Reagents, C Chromatography Reagents

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  • N-Heptane Reference Substance For Gas Chromatography

    MilliporeSigma

    Formula: CH3(CH2)5CH3 CAS No.: 142-82-5 pH: (H2O) no data available Solubility: 0.05 g/l (20°C) Melting Point: -90.5°C Molar Mass: 100.2 g/mol Boiling Point: 97 - 98°C (1013 hPa) Vapor Pressure: 48 hPa (20°C) Flash Point: -1°C Refractive Index: 1.3876 Explosion Limit: …

  • EP 2.4.22 Composition of Fatty Acids by GC Mix 1 (6 components)

    Restek

    Compound List Compound, % by Weight (C20:0) Methyl arachidate, 40% (C12:0) Methyl dodecanoate, 5% (C14:0) Methyl myristate, 5% (C18:1 [cis9]) Methyl oleate, 20% (C16:0) Methyl palmitate, 10% (C18:0) Methyl stearate, 20%

  • MP Silica

    MP Biomedicals

    Mean Pore Size: 60Å Specific Surface Area: 500-600 m 2 /g Particle Size: 63-100 μm Weight: 0.4-0.5 g/ml pH: 7.0

  • Minnesota Ag List 1 Pesticides Mix B (6 components)

    Restek

    Compound List Chlorpyrifos (2921-88-2) EPTC (759-94-4) Fonofos (944-22-9) Phorate (298-02-2) Terbufos (13071-79-9) Triallate (2303-17-5)

  • NJDEP EPH 10/08 Rev. 2 Aromatics Calibration Standard (18 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 (53-70-3) Fluoranthene…

  • Weathered Kerosene Kit

    Restek

    Compound List 31229: Kerosene (ASTM Class 4 Accelerant) Kerosene: unweathered (84742-81-0) 31230: Kerosene (ASTM Class 4 Accelerant) Kerosene: 25% weathered (84742-81-0) 31231: Kerosene (ASTM Class 4 Accelerant) Kerosene: 50% weathered (84742-81-0) 31232: Kerosene (ASTM Class 4…

  • 8140/8141 Internal Standards & Surrogates

    Restek

    NPD Detector: Internal Standard: 1-bromo-2-nitrobenzene (cat.# 32279) Surrogate: 4-chloro-3-nitrobenzotrifluoride (cat.# 32282)

  • Atlantic RBCA EPH Mix (11 components)

    Restek

    Compound List (C10) n-Decane (124-18-5) (C12) n-Dodecane (112-40-3) (C16) n-Hexadecane (544-76-3) (C21) n-Heneicosane (629-94-7) (C28) n-Octacosane (630-02-4) (C32) n-Dotriacontane (544-85-4) Acenaphthene (83-32-9) Anthracene (120-12-7) Benzo(a)pyrene (50-32-8) Chrysene (218-01-9) Naphthalene (91-20-3)

  • Molecular Sieve, 4A, 4-8 Mesh Beads

    GFS Chemicals

    CAS#: 1344-00-9

  • Method 535 Individual Compounds

    Restek

  • O-Xylene Reference Substance For Gas Chromatography

    MilliporeSigma

    Formula: C6H4(CH3)2 CAS No.: 95-47-6 Solubility: 0.18 g/l (20°C) Melting Point: -25°C Molar Mass: 106.17 g/mol Boiling Point: 144.4°C (1013 hPa) Vapor Pressure: 7 hPa (20°C) Flash Point: 30°C Explosion Limit: 1.0 - 7.6 %(V) Density: 0.88 g/cm3 (20°C) Ignition Point: …

  • HMDS (Hexamethyldisilazane)

    Thermo Scientific

    HMDS (Hexamethyldisilazane) greatly extends the practical range of GC, improving chromatographic results in the silylation of sugars and related substances. Suitable for deactivating and coating chromatographic supports Monofunctional, making polymerization not possible and eliminating surface moisture

  • 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…

  • 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;…

  • MP Silitech 32-63µm, 60

    MP Biomedicals

    MP Silitech, the chemical compound silicon dioxide, also known as silica (from the Latin silex), is an oxide of silicon with the chemical formula SiO2 with a mean pore size of 60Å and particles size of 32-63μm. It has been known for its hardness since ancient times. Silica is most commonly…

  • Method 525.2 Surrogate Standard Mix (4 components)

    Restek

    Compound List 2-Nitro-m-xylene (81-20-9) Perylene-d12 (1520-96-3) Pyrene-d10 (1718-52-1) Triphenylphosphate (115-86-6)

  • HiScale Columns Packed with Superdex Increase or Superose Increase Resins

    GE Healthcare

    HiScale columns, packed with new-generation SEC resins, provide the highest resolution among preparative SEC columns from GE. If you like our new-generation Superdex Increase and Superose Increase size exclusion chromatography (SEC) columns, but need to purify larger volumes of up to 8.5 mL, we…

  • ASTM D3606 Calibration Kit With MEK Internal Standard

    Restek

    Compound List 30654: ASTM D3606 Calibration Standard #1 with MEK Internal Standard Benzene (71-43-2), 4.8% vol/vol 2-Butanone (MEK) (78-93-3), 4% vol/vol Toluene (108-88-3), 19.2% vol/vol 30655: ASTM D3606 Calibration Standard #2 with MEK Internal Standard Benzene (71-43-2), 2.4% vol/vol…

  • ASTM D3606 Calibration Standard #6 without Internal Standard (2 components)

    Restek

    Compound List Benzene (71-43-2), 0.12% vol/vol Toluene (108-88-3), 1% vol/vol

  • CLP 04.1 Phenols Calibration Mix (14 components)

    Restek

    Compound List 4-Chloro-3-methylphenol (59-50-7) 2-Chlorophenol (95-57-8) 2,4-Dichlorophenol (120-83-2) 2,4-Dimethylphenol (105-67-9) 4,6-Dinitro-2-methylphenol (Dinitro-o-cresol) (534-52-1) 2,4-Dinitrophenol (51-28-5) 2-Methylphenol (o-cresol) (95-48-7) 4-Methylphenol (p-cresol) (106-44-5)…

  • Molecular Sieve, 13X 8-12 Mesh Beads

    GFS Chemicals

    CAS#: 1344-00-9

  • UCMR3 Method 539 Calibration Standard (7 components)

    Restek

    Contains the seven hormones listed in EPA Method 539 at concentrations suited for Unregulated Contaminant Monitoring Rule 3 (UCMR3) screening. Ideal for the analysis of finished drinking water as outlined in UCMR3, which requires monitoring of all public drinking water systems with 10,000 or…

  • n-Tetracontane (C40)

    Restek

    Compound List (C40) n-Tetracontane (4181-95-7)

  • Silica gel 60, 0.060-0.2mm; 70-230 mesh

    BeanTown Chemical

    CAS: 63231-67-4 EC No: 231-545-4 MDL No: MFCD00011232 RTECS: VV7565000 Powder Melting Point: >1600° Boiling Point: 2230°

  • Quality Control Standard Mixture (2 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 Diesel #2 (additive-free) (68334-30-5) Mineral oil (additive-free [i.e., USP grade]…

  • MP EcoChrom™ Alumina B Activity: Super I

    MP Biomedicals

    MP EcoChrom™ Alumina, Activity Super I is essentially aluminum oxide, Al2O3, occurring in nature as minerals bauxite, bayerite, corundum, etc. CS72 Its high consistency of the initial activity and its deactivation behaviour makes it a favourable product. MP…

  • Certified BTEX in Unleaded Gas Composite Standard (9 components)

    Restek

    Compound List Certified for: Benzene* Ethylbenzene* Isopropyl benzene* Methyl tert-butyl ether (MTBE)* Naphthalene* Toluene* m-Xylene* o-Xylene* p-Xylene*

  • CLP 04.1 B/N Matrix Spike Mix (4 components)

    Restek

    Compound List Acenaphthene (83-32-9) 2,4-Dinitrotoluene (121-14-2) N-Nitroso-di-n-propylamine (621-64-7) Pyrene (129-00-0)

  • Ketones Mix, 524.2 Rev. 4.1 (5 components)

    Restek

    Compound List Acetone (67-64-1) 2-Butanone (MEK) (78-93-3) 1,1-Dichloro-2-propanone (513-88-2) 2-Hexanone (591-78-6) 4-Methyl-2-pentanone (MIBK) (108-10-1) Conc. in Solvent and Volume: 5,000 µg/mL each in P&T methanol:water (90:10), 1 mL/ampul

  • Silica Gel Beads, 10-18 Mesh, Indicating, Grade 47

    GFS Chemicals

    SiO2 CAS#: 7631-86-9 F.W.: 60.09 Blue indicating desiccant.

  • DRO/ORO Calibration Standard (2 components)

    Restek

    Compound List 10W30 Motor oil (64742-65-0):diesel fuel #2 (68334-30-5) (1:1 blend)

  • PFTBA (MS Tuning Compound)

    Restek

    Compound List Perfluorotributylamine (PFTBA) (311-89-7)

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