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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

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

Chemical Name or Material: Tetrabutylammouium hydrogen sulfate CAS: 32503-27-8 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

5-Ethylidene-2-Norbornene, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 5-Ethylidene-2-norbornene CAS: 16219-75-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Solids Concentrate Wastewater QC Sample, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Solids Concentrate QC Sample

Lithium 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: Lithium Standard For Use With (Equipment): AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentation

Tetramethylene Sulfone, SPEX CertiPrep™

Chemical Name or Material: Tetramethylene sulfone CAS: 126-33-0 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Methyl-2,5-Dibromopropionate, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Methyl-2,3-dibromopropionate CAS: 2905-69-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Ethyl L-Lactate, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Ethyl L-Lactate CAS: 687-47-8 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

1,3-Butanediol, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 1,3-Butanediol CAS: 107-88-0 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: Lactic Acid CAS: 50-21-5 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 7732-18-5 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: Phthalates in Polyethylene Standard Name Note: Designed to be used with the current regulations and testing methods including:
US Method: CPSC-CH-C1001.09.3
EU Directive: 2005/84/EC

Lithium Standard For ICP, 10,000μg/mL in 5% HNO3, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

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

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

Chemical Name or Material: Tribromoacetic acid CAS: 75-96-7 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: Methyl-2-bromopropionate CAS: 57885-43-5 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 1634-04-4 CAS Min %: 99.9 CAS Max %: 99.9

2-Butanone (MEK), SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 2-Butanone CAS: 78-93-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: 1-Ethyl-1-Methylcyclohexane CAS: 4926-90-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: Benzo(b)fluoranthene CAS: 205-99-2 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 75-09-2 CAS Min %: 99.9 CAS Max %: 99.9

Ion Chromatography Fluoride Standard, 100μg/mL F-, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Fluoride Standard CAS: F- CAS Min %: 0.01 CAS Max %: 0.01 CAS: 7732-18-5 CAS Min %: 99.99 CAS Max %: 99.99

2,5-Dichlorophenol, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 2,5-Dichlorophenol CAS: 583-78-8 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

Gasoline Range Organics (EPA), SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Gasoline Range Organics (EPA)

Mixed Multi-Element Calibration Standard 4A, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Mixed Calibration Std 4A, without Mercury For Use With (Equipment): AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentation

8 Regulated Phthalates and BPA in Medium Density Polyethylene, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: 8 Regulated Phthalates and BPA in Medium Density PE

Mercury Standard For ICP, 1000μg/mL in 10% HNO3, Assurance Grade, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

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

QC Standard 21 For Environmental Analysis, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: ICP Quality Control Standard 21 For Use With (Equipment): AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentation

Tris(2,3-Dibromopropyl) Phosphate, SPEX CertiPrep™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Tris(2,3-dibromopropyl)phosphate CAS: 126-72-7 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 75-09-2 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: Tricresyl phosphate CAS: 1330-78-5 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

1,3-Dichlorobutane, SPEX CertiPrep™

Chemical Name or Material: 1,3-Dichlorobutane CAS: 1190-22-3 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

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

Chemical Name or Material: Methyl Disulfide CAS: 624-92-0 CAS Min %: 0.1 CAS Max %: 0.1 CAS: 67-56-1 CAS Min %: 99.9 CAS Max %: 99.9

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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.