SPEX CertiPrep Chemicals

SPEX CertiPrep chemicals provide high-purity reference materials for analytical testing and regulatory compliance. SPEX standards ensure precise calibration and validation in chromatography, spectroscopy, and environmental analysis. Designed for accuracy, SPEX chemicals meet strict industry requirements for trace-level detection and quantification. Ideal for food safety, pharmaceutical, and environmental testing, these reagents deliver consistent and reproducible results. Explore SPEX CertiPrep chemicals for premium analytical standards and certified reference materials.

SPEX CertiPrep Chemicals

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  • spex® Scandium Organometallic Oil

    The determination of wear metals in engine oils and other lubricants can be applied to machines such as automobiles, aircraft, heavy equipment, trucks, locomotives, military vehicles, etc. The examples are endless. By tracking metals suspended in the used oil, engineers, designers and mechanics can...

  • spex® 2-Methylpropane Residual Solvent Standard

    Analytical Standards for Medicinal and Recreational Cannabis Testing Residual Solvent Single Standard While the legalization of cannabis for both medicinal and recreational purposes has been gaining speed, legislation and regulation has not necessarily kept pace. Out of a drive for self-regulation...

  • Semi-volatile Calibration Standard

    Matrix: MeCl:Benzene

  • spex® Toluene Single-Component Organic Standard

    Single-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when...

  • Assurance® Grade Iron Single-Element Standard

    AA & ICP Assurance® Grade CRMs are designed for AA and ICP and are available in single and multi-element formulations. 70 Elements are available as single-element standards and are available at 1, 000 µg/mL and/or 10, 000 µg/mL. Application: For AA and ICP

  • spex® 0.5 M Sodium Carbonate (Na2CO3) Eluent Concentrate

    Single and Multi-Element Standards for Ion Chromatography, Ion chromatography (IC) is an analytical process for the separation of ions based on charge affinity. IC can be used for a variety of different kinds of charged analytes from single elements to large proteins. In order to ensure accurate...

  • spex® Chloromethane Single-Component Organic Standard

    Single-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when...

  • Assurance® Grade Rhenium Single-Element Standard

    AA & ICP Assurance® Grade CRMs are designed for AA and ICP and are available in single and multi-element formulations. 70 elements are available as single-element standards and are available at 1, 000 µg/mL and/or 10, 000 µg/mL. Application: For AA and ICP

  • spex Volatile Organics Mix with 60 Certified Components

    US EPA Method 502.2 is a general analytical method for the monitoring of halogenated, purgeable VOCs in drinking water and raw water sources by GC megabore capillary column techniques and Hall and Photoionization Detectors (PID). Application: For US EPA Methods 502.2 and 8260

  • Claritas PPT Grade Multi-Element Solution 3

    Matrix: 10% HCl / 1% HNO3

  • Assurance® Grade DI Water Blank Multi-Element Standard

    Calibration and matrix blanks may be used to dilute your multi-element standards or can be run directly as a blank to establish your base line. Do not use any acid or water as a diluent if you are not certain of its purity. Application: For AA and ICP

  • Claritas PPT Grade Instrument Calibration Std 2

    Matrix: 5% HNO3 / tr Tart. Acid / tr H

  • Assurance® Grade Selenium Single-Element Standard

    AA & ICP Assurance® Grade CRMs are designed for AA and ICP and are available in single and multi-element formulations. 70 elements are available as single-element standards and are available at 1, 000 µg/mL and/or 10, 000 µg/mL. Application: For AA and ICP

  • Assurance® Grade Mercury Single-Element Standard

    AA & ICP Assurance® Grade CRMs are designed for AA and ICP and are available in single and multi-element formulations. 70 Elements are available as single-element standards and are available at 1, 000 µg/mL and/or 10, 000 µg/mL. Application: For AA and ICP

  • Claritas PPT Grade Interference Check Solution 1

    Matrix: 5% HNO3 / tr HF

  • Assurance® Grade Beryllium Single-Element Standard

    AA & ICP Assurance® Grade CRMs are designed for AA and ICP and are available in single and multi-element formulations. 70 Elements are available as single-element standards and are available at 1, 000 µg/mL and/or 10, 000 µg/mL. Application: For AA and ICP

  • spex® Silicon Organometallic Oil

    The determination of wear metals in engine oils and other lubricants can be applied to machines such as automobiles, aircraft, heavy equipment, trucks, locomotives, military vehicles, etc. The examples are endless. By tracking metals suspended in the used oil, engineers, designers and mechanics can...

  • Assurance® Grade Standards Kit

    Assurance® Grade, set of 38 single-element standards. Application: For ICP

  • Quinoline

    SPEX CertiPrep

    Matrix: Methanol-P&T

  • spex® Trimethylamine Single-Component Organic Standard

    Single-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when...

  • spex® Formic Acid Single-Component Organic Standard

    Single-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when...

  • Acrolein and Acrylonitrile in Methanol P&T

    Matrix: Methanol-P&T

  • spex Balance Mix, Option A

    US EPA Method 8270 is a general analytical method for the monitoring of semivolatiles in environmental and waste samples by GC/MS. CLP series Methods: The US EPA retains analytical services through the Contract laboratory Program (CLP). The CLP follows detailed SOPs derived from EPA methods and...

  • spex® n-Nitrosodiethanolamine Single-Component Organic Standard

    Single-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when...

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