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Inorganic Standards

Find standards for Ion Chromatography (IC), Inductively-Coupled Plasma (ICP) and ICP-Mass Spectroscopy (ICP-MS).

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Organic Standards

Find standards for Gas Chromatography (GC), GC-Mass Spectroscopy (GC-MS), High Performance Liquid Chromatography (HPLC) and HPLC-MS.

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Save Time with Custom Standards

Create standards using the SPEX CertiPrep™ custom certified reference material program.

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Featured Products

Certified pH Buffers

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Fusion Fluxes and Additives

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USP 232 & USP 233 Products

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Speciation Standards

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Products

Benzo(a)anthracene, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Benz(a)anthracene CAS: 56-55-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 75-09-2 CAS Min %: 99.9 CAS Max %: 99.9

Diisobutyl Phthalate, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Diisobutyl phthalate

Methyl Lignocerate, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Methyl Lignocerate CAS: 2442-49-1 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9 Physical Form: Liquid

2,6-Dimethylphenol, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 2,6-Dimethylphenol CAS: 576-26-1 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Vitamin D3, SPEX CertiPrep™

Chemical Name or Material: Vitamin D3 CAS: 67-97-0 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

N,N-Dimethylaniline, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: N,N-Dimethylaniline CAS: 121-69-7 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

ASTM Method D6042 Standard-7 Components, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: ASTM Method D6042 Standard

4-Bromo-3,5-Dimethylphenyl-n-Methylcarbamate, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 4-Bromo-3,5-dimethylphenyl-n-methylcarbamate CAS: 672-99-1 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Metalaxyl, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Metalaxyl CAS: 57837-19-1 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-64-1 CAS Min %: 99.9 CAS Max %: 99.9

Alternate Analytes B For CLP, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Alternate Interferents B Purity Grade: For CLP (Contract Laboratory Program)

Tebuconazole, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Folicur CAS: 107534-96-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Isovaleric Acid, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Isovaleric acid CAS: 503-74-2 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 7732-18-5 CAS Min %: 99.9 CAS Max %: 99.9

Surrogate Standard, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Surrogate Standard Name Note: USEPA Method 525.2

ASTM Method D6042 Internal Standard, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: ASTM Method D6042 Internal Standard

Copper Standard in Base Oil 75, 1000μg/g, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Copper Oil Standard CAS: 7440-50-8 CAS Min %: 0.5 CAS Max %: 0.5 CAS: 8042-47-5 CAS Min %: 99.5 CAS Max %: 99.5 Purity Grade: Oil/Plasma Grade

1,1-Dichloroacetone, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 1,1-Dichloroacetone CAS: 513-88-2 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Epichlorhydrin, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Epichlorhydrin CAS: 106-89-8 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

1-Bromo-4-Ethylbenzene, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 1-Bromo-4-ethylbenzene CAS: 1585-07-5 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Strontium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Strontium Standard For Use With (Equipment): AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentation

Methacrolein, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Methacrolein CAS: 78-85-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Acifluorfen Methyl Ester, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Acifluorfen methyl ester CAS: 50594-67-7 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Analytes B For Environmental Analysis, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Analytes B3 Purity Grade: For Environmental Analysis

Phthalic Acid bis (2-Methoxyethyl) Ester, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Phthalic acid bis(2-methoxyethyl)ester CAS: 117-82-8 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Nickel Standard, 1000mg/L in 2% HNO3, (Assurance Grade), SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Nickel Standard CAS: 7440-02-0 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 7697-37-2 CAS Min %: 2.0 CAS Max %: 2.0 CAS: 7732-18-5 CAS Min %: 97.9 CAS Max %: 97.9 Purity Grade: Assurance Grade

Lithium Tetraborate/Lithium Metaborate/Lithium Bromide (34.83%/64.67%/0.50%) Fusion Flux Ultra-Pure Crystal For Sample Preparation, SPEX CertiPrep™

Chemical Name or Material: Lithium Tetraborate/Lithium Metaborate/Lithium Bromide Name Note: Fusion Flux CAS: Various Purity Grade: UltraPure

Potassium Standard, 1000mg/L in 2% HNO3 (Assurance Grade), SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Potassium Standard CAS: 7447-40-7 CAS: 7647-01-0 CAS: 7732-18-5 Purity Grade: Assurance Grade

Kerosene, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Kerosene CAS: 8008-20-6 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 75-09-2 CAS Min %: 99.9 CAS Max %: 99.9

1,1,3-Trimethylcyclohexane, SPEX CertiPrep™

Chemical Name or Material: 1,1,3-Trimethylcyclohexane CAS: 3073-66-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

3,4-Dichlorophenol, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 3,4-Dichlorophenol CAS: 95-77-2 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Acid Surrogate Standard, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Acid Surrogate Standard For Use With (Equipment): GC, GC/MS, HPLC, LC/MS, and other analytical instrumentation

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About SPEX CertiPrep

Founded in 1954, SPEX CertiPrep is a leading manufacturer of certified reference materials (CRMs) and calibration standards for analytical spectroscopy and chromatography. We offer a full range of inorganic and organic CRMs. We are certified by UL-DQS for ISO 9001:2008 and are proud to be accredited by A2LA under ISO/IEC 17025:2005 and ISO/IEC Guide 34-2009. The scope of our accreditation is the most comprehensive in the industry and encompasses all our manufactured products.