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Inorganic Standards for Analysis

Check out ISO 17025/ISO Guide 34-accredited inorganic standards.

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Organic Standards for Analysis

Check out ISO 17025/ISO Guide 34-accredited organic standards.

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Save Time with Custom Standards

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

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SPEX™ SamplePrep 2010 Geno/Grinder™

Versatile high-throughput plant and animal tissue homogenizer/cell lyser with a unique vigorous up-and-down grinding/pulverizing action

Spex Sample Prep  50ML POLYCARB CRYOVIAL 48/BAG

361044493 50ML POLYCARB CRYOVIAL 48/BAG 50ML POLYCARB CRYOVIAL 48/BAG

Silicon Standard For ICP, 1000μg/mL in H2O/0.24 F, Assurance Grade, SPEX CertiPrep™

CAS: 16919-19-0 Molecular Formula: F6H8N2Si Molecular Weight (g/mol): 178.153 InChI Key: ITHIMUMYFVCXSL-UHFFFAOYSA-P PubChem CID: 28145 IUPAC Name: diazanium;hexafluorosilicon(2-) SMILES: [NH4+].[NH4+].F[Si-2](F)(F)(F)(F)F

SPEX™ SamplePrep 6870 Freezer/Mill™

Large cryogenic impact grinder with self-contained liquid nitrogen tub and insulated case

SPEX™ SamplePrep Disposable XRF X-Cell™ Sample Cups

Permit fast XRF analysis of liquid samples.

Vanadium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™

CAS: 7803-55-6 Molecular Formula: H4NO3V Molecular Weight (g/mol): 116.977 InChI Key: UNTBPXHCXVWYOI-UHFFFAOYSA-O PubChem CID: 516859 IUPAC Name: azanium;oxido(dioxo)vanadium SMILES: [NH4+].[O-][V](=O)=O

Cyclohexanol, SPEX CertiPrep™

CAS: 108-93-0 Molecular Formula: C6H12O Molecular Weight (g/mol): 100.161 InChI Key: HPXRVTGHNJAIIH-UHFFFAOYSA-N PubChem CID: 7966 ChEBI: CHEBI:18099 IUPAC Name: cyclohexanol SMILES: C1CCC(CC1)O

Ammonia-Nitrogen Standard for Ion Chromatography, SPEX CertiPrep™

Chemical Name or Material: Ammonia-Nitrogen Standard CAS Min %: 0.1 CAS Max %: 0.1 CAS: 7732-18-5 CAS Min %: 99.9 CAS Max %: 99.9

SPEX™ SamplePrep 8000M Mixer/Mill™

A high-energy ball mill, shaker mill, or laboratory grinder used to grind, pulverize, or mix samples to analytical fineness

Ethanol, SPEX CertiPrep™

CAS: 64-17-5 Molecular Formula: C2H6O Molecular Weight (g/mol): 46.069 InChI Key: LFQSCWFLJHTTHZ-UHFFFAOYSA-N PubChem CID: 702 ChEBI: CHEBI:16236 IUPAC Name: ethanol SMILES: CCO

ICP-MS Mercury Single Element Standard, SPEX CertiPrep™

CAS: 7439-97-6 Molecular Formula: Hg Molecular Weight (g/mol): 200.592 InChI Key: QSHDDOUJBYECFT-UHFFFAOYSA-N PubChem CID: 23931 ChEBI: CHEBI:16170 IUPAC Name: mercury SMILES: [Hg]

pH 10 Buffer Standard, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Lithium Metaborate (100%), Fusion Flux Ultra-Pure Crystal For Sample Preparation, SPEX CertiPrep™

CAS: 13453-69-5 Molecular Formula: BLiO2 Molecular Weight (g/mol): 49.748 InChI Key: HZRMTWQRDMYLNW-UHFFFAOYSA-N PubChem CID: 123308 IUPAC Name: lithium;oxido(oxo)borane SMILES: [Li+].B(=O)[O-]

Iron Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™

CAS: 7439-89-6 Molecular Formula: Fe Molecular Weight (g/mol): 55.845 InChI Key: XEEYBQQBJWHFJM-UHFFFAOYSA-N PubChem CID: 23925 ChEBI: CHEBI:82664 IUPAC Name: iron SMILES: [Fe]

Inorganic Minerals Drinking Water QC Sample, SPEX CertiPrep™

Inorganic Minerals QC Samples for Drinking Water, 500 mL, SPEX CertiPrep™

SPEX™ SamplePrep 8530 Enclosed Shatterbox™ Swing Mill

Swing mill with sound-proof enclosure that accommodates sample sizes ranging from 2-100g

Spex Certiprep Llc  CANADIAN PESTICIDE KIT

CANCANKIT CANADIAN PESTICIDE KIT CANADIAN PESTICIDE KIT

Mineral Oil, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

SPEX™ SamplePrep CryoBlock accessory, aluminium, holds 96 x 0.6mL microtubes in the SPEX GenoGrinder 2010 homogeniser clamp

Aluminum block holds 96 standard (0.6 mL) microcentrifuge or PCR tubes. Cryo-Blocks are chilled in the 2600 Cryo-Station and then used for high-throughput cryogenic grinding and to preserve pesticides, RNA, proteins, and other temperature sensitive samples. Sold in pairs.

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

Chemical Name or Material: Lithium Tetraborate/Lithium Metaborate/Lithium Bromide Name Note: Fusion Flux

Benzo(e)pyrene, SPEX CertiPrep™

CAS: 192-97-2 Molecular Formula: C20H12 Molecular Weight (g/mol): 252.316 InChI Key: TXVHTIQJNYSSKO-UHFFFAOYSA-N PubChem CID: 9128 ChEBI: CHEBI:34567 IUPAC Name: benzo[e]pyrene SMILES: C1=CC=C2C(=C1)C3=CC=CC4=C3C5=C(C=CC=C25)C=C4

SPEX™ SamplePrep 8000 Series Mixer/Mill™ Accessories

For use with 8000D and 8000M Mixer/Mills

Instrument Check Standard 2 For Ion Chromatography , SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Carbon Tetrachloride in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 56-23-5 Molecular Formula: CCl4 Molecular Weight (g/mol): 153.811 InChI Key: VZGDMQKNWNREIO-UHFFFAOYSA-N PubChem CID: 5943 ChEBI: CHEBI:27385 IUPAC Name: tetrachloromethane SMILES: C(Cl)(Cl)(Cl)Cl

Multi-Element Internal Standard 2 For ICP, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Calibration Standard 2A For ICP/MS, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

SPEX CertiPrep™ Heavy Metals Testing Kit

Heavy Metals Testing Kit, 1,000 ug/mL, for ICP-M

SPEX™ SamplePrep Dual Freezer/Mill 115V/60HZ

The 6875D Freezer/Mill is a high-throughput, dual chamber cryogenic grinder that chills samples in liquid nitrogen that chills samples in liquid nitrogen then pulverizes them with a magnetically driven impactor.

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spex-certiprep

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.