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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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Featured Products

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SPEX™ SamplePrep 6870 Freezer/Mill™

SPEX™ SamplePrep 6870 Freezer/Mill™

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

Spex Certiprep Llc  (-)-DELTA9-THC

Spex Certiprep Llc  (-)-DELTA9-THC

S10260 (-)-DELTA9-THC (-)-DELTA9-THC

SPEX™ SamplePrep 8000M Mixer/Mill™

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

SPEX™ SamplePrep Large-Capacity Freezer/Mill™ Accessory, 6801 Large Grinding Vial Set

SPEX™ SamplePrep Large-Capacity Freezer/Mill™ Accessory, 6801 Large Grinding Vial Set

For use with SPEX SamplePrep™ Large-Capacity Freezer/Mill Cryogenic Grinder

Silicon Standard For ICP, 1000μg/mL in H<sub>2</sub>O/0.24 F, Assurance Grade, SPEX CertiPrep™

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 1600 MiniG™

SPEX™ SamplePrep 1600 MiniG™

SPEX SamplePrep™ 1600 MiniG™ is the ideal solution for labs that want a compact yet powerful tissue homogenizer and cell lyser.

SPEX™ SamplePrep Vial holders

SPEX™ SamplePrep Vial holders

For use with Geno/Grinder clamp assembly

SPEX™ SamplePrep 8000D Dual Mixer/Mill™

SPEX™ SamplePrep 8000D Dual Mixer/Mill™

Efficient two-clamp laboratory mill for pulverizing hard, brittle samples

Arsenic III Speciation Standard (Assurance™ Grade/For ICP-MS), SPEX CertiPrep™

Arsenic III Speciation Standard (Assurance™ Grade/For ICP-MS), SPEX CertiPrep™

CAS: 7440-38-2 Molecular Formula: As Molecular Weight (g/mol): 74.92 MDL Number: MFCD00085309 InChI Key: RQNWIZPPADIBDY-UHFFFAOYSA-N PubChem CID: 5359596 ChEBI: CHEBI:27563 IUPAC Name: arsenic SMILES: [As]

SPEX™ SamplePrep 8530 Enclosed Shatterbox™ Swing Mill

SPEX™ SamplePrep 8530 Enclosed Shatterbox™ Swing Mill

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

Chloride Standard for Ion Chromatography, SPEX CertiPrep™

Chloride Standard for Ion Chromatography, SPEX CertiPrep™

CAS: 12125-02-9 Molecular Formula: ClH4N Molecular Weight (g/mol): 53.489 InChI Key: NLXLAEXVIDQMFP-UHFFFAOYSA-N PubChem CID: 25517 ChEBI: CHEBI:31206 IUPAC Name: azanium;chloride SMILES: [NH4+].[Cl-]

Ammonium Standard Single Element Ion Standard - Cation, SPEX CertiPrep™

Ammonium Standard Single Element Ion Standard - Cation, SPEX CertiPrep™

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

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

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

Sodium Standard Single Element Ion Standard - Cation, SPEX CertiPrep™

Sodium Standard Single Element Ion Standard - Cation, SPEX CertiPrep™

CAS: 7440-23-5 Molecular Formula: Na Molecular Weight (g/mol): 22.99 InChI Key: KEAYESYHFKHZAL-UHFFFAOYSA-N PubChem CID: 5360545 ChEBI: CHEBI:26708 IUPAC Name: sodium SMILES: [Na]

Calcium Single Element Ion Standard - Cation, SPEX CertiPrep™

Calcium Single Element Ion Standard - Cation, SPEX CertiPrep™

CAS: 7440-70-2 Molecular Formula: Ca Molecular Weight (g/mol): 40.08 MDL Number: MFCD00085314,MFCD00010897 InChI Key: OYPRJOBELJOOCE-UHFFFAOYSA-N PubChem CID: 5460341 ChEBI: CHEBI:29320 IUPAC Name: calcium SMILES: [Ca]

Spex Sample Prep  50ML POLYCARB CRYOVIAL 48/BAG

Spex Sample Prep  50ML POLYCARB CRYOVIAL 48/BAG

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

SPEX CertiPrep™ Pipet Washer and Dryer

SPEX CertiPrep™ Pipet Washer and Dryer

Provides quick and thorough washing of Class A volumetric pipets

Spex Certiprep Llc  CANNABIDIOL (CBD)

Spex Certiprep Llc  CANNABIDIOL (CBD)

S10241 CANNABIDIOL (CBD) CANNABIDIOL (CBD)

Phenol, SPEX CertiPrep™

Phenol, SPEX CertiPrep™

CAS: 108-95-2 Molecular Formula: C6H6O Molecular Weight (g/mol): 94.11 MDL Number: MFCD00002143 InChI Key: ISWSIDIOOBJBQZ-UHFFFAOYSA-N PubChem CID: 996 ChEBI: CHEBI:15882 IUPAC Name: phenol SMILES: OC1=CC=CC=C1

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

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

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.

Diazald, SPEX CertiPrep™

Diazald, SPEX CertiPrep™

CAS: 80-11-5 Molecular Formula: C8H10N2O3S Molecular Weight (g/mol): 214.24 MDL Number: MFCD00002050 InChI Key: FFKZOUIEAHOBHW-UHFFFAOYSA-N PubChem CID: 6628 IUPAC Name: N,4-dimethyl-N'-oxobenzene-1-sulfonohydrazide SMILES: CN(N=O)S(=O)(=O)C1=CC=C(C)C=C1

Aluminum Standard For ICP, 1000μg/mL in 2% HNO<sub>3</sub>, Assurance Grade, SPEX CertiPrep™

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

CAS: 7429-90-5 Molecular Formula: Al Molecular Weight (g/mol): 26.982 InChI Key: XAGFODPZIPBFFR-UHFFFAOYSA-N PubChem CID: 5359268 ChEBI: CHEBI:33629 IUPAC Name: aluminum SMILES: [Al]

SPEX™ SamplePrep Freezer/Mill 115 V/60 Hz

SPEX™ SamplePrep Freezer/Mill 115 V/60 Hz

Recognized as the world's most effective laboratory mills, SPEX SamplePrep's Freezer/Mills™; are cryogenic laboratory mills that chill samples in liquid nitrogen then pulverizes them with a magnetically driven impactor.

Manganese Standard For ICP/MS, Claritas PPT Grade, SPEX CertiPrep™

Manganese Standard For ICP/MS, Claritas PPT Grade, SPEX CertiPrep™

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

Sodium Standard For ICP, 1000μg/mL in 2% HNO<sub>3</sub>, Assurance Grade, SPEX CertiPrep™

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

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

trans-1,4-dichloro-2-butene, SPEX CertiPrep™

trans-1,4-dichloro-2-butene, SPEX CertiPrep™

CAS: 110-57-6 Molecular Formula: C4H6Cl2 Molecular Weight (g/mol): 124.992 InChI Key: FQDIANVAWVHZIR-OWOJBTEDSA-N PubChem CID: 642197 ChEBI: CHEBI:82446 IUPAC Name: (E)-1,4-dichlorobut-2-ene SMILES: C(C=CCCl)Cl

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About Spex

Spex is a market leader of high quality, innovative inorganic and organic certified reference materials, sample preparation equipment, and supplies for a diverse range of analytical techniques. Our products are used in pharma, biomedical, food, beverage, and botanicals laboratories worldwide. Our commitment to our customers is to satisfy their increasing requirements for the highest quality of product, delivery, and service.