Reagents, C

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  • Exempted Drug of Abuse Reference Standards

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    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

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    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…

  • Single-Component Explosives Solutions

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    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…

  • Silylation Derivatization Reagents

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

  • Food Industry FAME Mix (37 components)

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    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…

  • (s)-(-)-1,2,4-Butanetriol

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

  • Acrolein

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    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…

  • Internal Standards and Surrogates for Method 552

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    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

  • Caffeine

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    Compound List Caffeine (58-08-2)

  • QuEChERS Single-Component Reference Standards

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    Ready to use for QuEChERS extractions—no dilutions necessary.

  • PCB Congeners

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  • Acylation Derivatization Reagents

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    Most commonly used for electron capture detection. React with alcohols, amines, and phenols. Frequently used for drugs of abuse confirmation.

  • Single-Component Oxygenates

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  • EPA 524.3 Reference Standards

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    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…

  • Labeled Pesticide Residue Internal Standards for Food Analysis

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    Isotopically labeled to provide the best approach for pesticide residue quantification. Multiple options let you choose internal and surrogate standards that will mitigate matrix effects. Economically priced and compatible with both LC-MS and GC-MS applications; even helpful for optimizing…

  • Tetrahydrofuran-d8

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    CAS #: 1693-74-9

  • LC Multiresidue Pesticide Kit

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    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…

  • Isocyanates Singles

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    ASTM D5836 and OSHA 42 are test methods for determining 2,4-toluene diisocyanate (2,4-TDI) and 2,6-TDI in the workplace atmosphere. OSHA 47 is for 4,4'-methylenediphenyl isocyanate (4,4'-MDI) in indoor air, and NIOSH Method 5522 is for 2,4-TDI; 2,6-TDI; 4,4'-MDI; and 1,6-hexamethylene…

  • Kerosene (ASTM Class 4 Accelerant)

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    Prepared from a single source (one refinery) product. The weathered materials indicate the percent weight loss from the original material. Compound List Kerosene (84742-81-0)

  • SV Internal Standard Mix (6 components)

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    US Environmental Protection Agency (EPA) Method 8270D outlines the analysis of semivolatile organic pollutants in solid waste, soil, water, and air matrices, using gas chromatography/mass spectrometry (GC/MS). Update IVA of the third edition of SW-846—Test Methods for Evaluating Solid Waste,…

  • Diesel Fuel #2 (ASTM Class 5 Accelerant)

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    Prepared from a single source (one refinery) product. The weathered materials indicate the percent weight loss from the original material. Compound List Diesel fuel #2 (68334-30-5)

  • Unleaded Gasoline (ASTM Class 2 Accelerant)

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    Prepared from a single source (one refinery) product. The weathered materials indicate the percent weight loss from the original material. Compound List Unleaded gasoline (8006-61-9)

  • Revised B/N Surrogate Mix (4 components)

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    Compound List 2-Fluorobiphenyl (321-60-8) Nitrobenzene-d5 (4165-60-0) p-Terphenyl-d14 (1718-51-0) Pyrene-d10 (1718-52-1)

  • Acid Surrogate Mix (4/89 SOW) (3 components)

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    Compound List 2-Fluorophenol (367-12-4) Phenol-d6 (13127-88-3) 2,4,6-Tribromophenol (118-79-6)

  • B/N Surrogate Mix (4/89 SOW) (3 components)

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    Compound List 2-Fluorobiphenyl (321-60-8) Nitrobenzene-d5 (4165-60-0) p-Terphenyl-d14 (1718-51-0)

  • Drinking Water Odor Standard (2 components)

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    Reference mix of the two most common odor-causing compounds. Convenient concentration for purge-and-trap analysis: 100 µg/mL in methanol. Compound List (+/–)-Geosmin (16423-19-1) 2-Methylisoborneol (MIB) (2371-42-8)

  • 8260A Volatile Organics Kit (2,000 µg/mL)

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    Compound List 30042: 502.2 Calibration Mix #1 (gases) Bromomethane (methyl bromide) (74-83-9) Chloroethane (ethyl chloride) (75-00-3) Chloromethane (methyl chloride) (74-87-3) Dichlorodifluoromethane (CFC-12) (75-71-8) Trichlorofluoromethane (CFC-11) (75-69-4) Vinyl chloride (75-01-4) 30043:…

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

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    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)…

  • EtG and EtS Standards

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    • Alcohol metabolite biomarkers for monitoring alcohol consumption in urine samples. • Available as unlabeled standards for instrument calibration and as deuterated internal standards for sample analysis. • Verified composition and stability.

  • Medical Cannabis Terpenes Standard #1 (19 components)

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    Compound List (-)-alpha-Bisabolol (23089-26-1) Camphene (79-92-5) delta-3-Carene (13466-78-9) beta-Caryophyllene (87-44-5) Geraniol (106-24-1) (-)-Guaiol (489-86-1) alpha-Humulene (6753-98-6) p-Isopropyltoluene (p-cymene) (99-87-6) (-)-Isopulegol (89-79-2) d-Limonene (5989-27-5) Linalool (78-70-6)…

  • ASTM D3606 Quality Control Standard with sec-Butanol Internal Standard (3…

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    Compound List Benzene (71-43-2), 0.6432% vol/vol 2-Butanol (sec-butyl alcohol) (78-92-2), 4% vol/vol Toluene (108-88-3), 4.8% vol/vol

  • Delta-8-Tetrahydrocannabinol (THC) Standard

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    Compound List Delta-8-tetrahydrocannabinol (THC) (5957-75-5)

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