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Inorganic Standards
Find standards for Ion Chromatography (IC), Inductively-Coupled Plasma (ICP) and ICP-Mass Spectroscopy (ICP-MS).
Organic Standards
Find standards for Gas Chromatography (GC), GC-Mass Spectroscopy (GC-MS), High Performance Liquid Chromatography (HPLC) and HPLC-MS.
Save Time with Custom Standards
Create standards using the SPEX CertiPrep™ custom certified reference material program.
Featured Products
Surrogate Standard, SPEX CertiPrep™
CAS: 110-56-5 Molecular Formula: C4H8Cl2 Molecular Weight (g/mol): 127.01 MDL Number: MFCD00001011 InChI Key: KJDRSWPQXHESDQ-UHFFFAOYSA-N PubChem CID: 8059 IUPAC Name: 1,4-dichlorobutane SMILES: ClCCCCCl
Chiron Telomeric Acid, FTCAs Standards
PFAS testing can be highly challenging which is why we make it easier with our convenient portfolio of PFAS reference materials. Advance environmental and health safety with standards you can trust.
Internal Standard, For USEPA Method 525.2, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
EPA Method 524.2 Volatile Calibration Standard (No Gasses), SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Analyte Mix A, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Chiron Sulfonylglycine Standards
PFAS testing can be highly challenging which is why we make it easier with our convenient portfolio of PFAS reference materials. Advance environmental and health safety with standards you can trust.
Chiron Sulfonamide, N-methyl Standards
PFAS testing can be highly challenging which is why we make it easier with our convenient portfolio of PFAS reference materials. Advance environmental and health safety with standards you can trust.
Chiron Sulfonic Acid Standards
PFAS testing can be highly challenging which is why we make it easier with our convenient portfolio of PFAS reference materials. Advance environmental and health safety with standards you can trust.
Chiron Perfluoroalkyl Ether Carboxylic Acid (PFEECAs) Standards
PFAS testing can be highly challenging which is why we make it easier with our convenient portfolio of PFAS reference materials. Advance environmental and health safety with standards you can trust.
Bromate Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5
Bromide Standard for Ion Chromatography, 0.1M NaBr, SPEX CertiPrep™
CAS: 7647-15-6 Molecular Formula: BrNa Molecular Weight (g/mol): 102.89 MDL Number: MFCD00003475 InChI Key: JHJLBTNAGRQEKS-UHFFFAOYSA-M Synonym: sodium bromide,bromide salt of sodium,sodium bromide nabr,sedoneural,sodiumbromide,trisodium tribromide,bromnatrium,nabr,bromnatrium german,caswell no. 750a PubChem CID: 253881 ChEBI: CHEBI:63004 IUPAC Name: sodium bromide SMILES: [Na+].[Br-]
Chromate Standard For Ion Chromatography, SPEX CertiPrep™
CAS: 14797-71-8 Molecular Formula: CrK2O4 Molecular Weight (g/mol): 194.19 MDL Number: MFCD00011368 InChI Key: XMXNVYPJWBTAHN-UHFFFAOYSA-N PubChem CID: 24597 ChEBI: CHEBI:75249 IUPAC Name: dipotassium;dioxido(dioxo)chromium SMILES: [K+].[K+].[O-][Cr]([O-])(=O)=O
Nitrite Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5
SPEX CertiPrep Heavy Metals and Minerals Testing Kits Flier
Shop kits that include SPEX CertiPrep standards and Fisher Chemical acids for heavy metals and minerals testing.
SPEX CertiPrep Industrial Hygiene Filters Flier
Shop matrix-matched standards designed for industrial hygiene and air monitoring programs.
Tired of Mixing Your Own Standards? Flier
Let SPEX CertiPrep save you time. Our chemists can design the most compatible standards for your lab.
Certified Reference Material Maker Flier
SPEX CertiPrep is an accredited reference material producer of organics, buffers and standards.
More Resources
Custom Organic and Inorganic Standards Flier
SPEX CertiPrep chemists can save you time by creating custom organic or inorganic standards that meet your specifications.
USP <232> and USP <233> Impurities Flier
Let SPEX CertiPrep inorganic reference materials keep your pharmaceutical lab USP-/ICH-compliant.
Fusion Fluxes and Additives Flier
Prepare oxides, sulfides, fluorides, feroalloys and other metals with no dust to clog your instruments.
- Fusion Fluxes and Additives Flier (914.2 KB)
SPEX Organics Pesticide Standards Flier
Over 2,000 different single-component standards or custom designs make pesticide testing easier.
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. It offers a full range of inorganic and organic CRMs. SPEX CertiPrep is certified by DQS to ISO 9001:2015 and accredited by A2LA to ISO/IEC 17025:2017 and ISO 17034:2016. The scope of its accreditation is the most comprehensive in the industry and encompasses all its manufactured products.