SPEX Certiprep

SPEX Certiprep offers a comprehensive range of certified reference materials (CRMs), including organic and inorganic standards, custom mixes, and proficiency testing (PT) programs. Each CRM undergoes a rigorous quality control process to meet the highest industry standards, ensuring that laboratories can confidently rely on them for accurate and precise results.

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Technique

AA, ICP (459)
Calibration of Conductivity Instrument (5)
GC-MS (23)
ICP-MS (126)
Ion Chromatography (75)
Pesticide Extraction (4)
US EPA Method 508 (1)
US EPA Methods 625 and 8270 (1)

For Use With (Equipment)

AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation (7)
AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentation (10)
Freezer Mills (1)
GC, GC/MS, HPLC, LC/MS, and Other Analytical Instrumentation (242)
Horiba Sulfur Analyzers (1)
SamplePrep Mills (5)
SamplePrep Mixers (5)
Standard 15 mL Tubes (1)
XRF Spectrometers (18)

For Use With (Application)

AA, ICP (2)
Analytical standards for drinking water, wastewater, and solid waste (1)
ICP-MS (4)
Ion Chromatography (3)
Petrochemical Testing (116)
Wastewater Testing (24)
pH Calibration (10)

1 – 15 of 3,181 results

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

CAS: 7440-48-4 Molecular Formula: Co Molecular Weight (g/mol): 58.93 MDL Number: MFCD00010935 InChI Key: GUTLYIVDDKVIGB-UHFFFAOYSA-N PubChem CID: 104730 ChEBI: CHEBI:27638 IUPAC Name: cobalt SMILES: [Co]

Pricing and Availability
Specifications

PubChem CID	104730
CAS	7440-48-4
Molecular Weight (g/mol)	58.93
ChEBI	CHEBI:27638
MDL Number	MFCD00010935
SMILES	[Co]
IUPAC Name	cobalt
InChI Key	GUTLYIVDDKVIGB-UHFFFAOYSA-N
Molecular Formula	Co

pH 2 Buffer Standard, SPEX CertiPrep™

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

Pricing and Availability

Decachlorobiphenyl, SPEX CertiPrep™

Pricing and Availability

Cole-Parmer™ Polypropylene XRF Window Film

Thin window film for XRF liquid sample cups.

Pricing and Availability
Specifications

Thickness	0.2 mil
Type	Window Film
For Use With (Equipment)	XRF Spectrometers
Material	Polypropylene
Temperature Range (Metric)	Up to 100°C
For Use With (Application)	Covers sample window

Molybdenum Standard For ICP, 1000μg/mL in H₂O, SPEX CertiPrep™

CAS: 7439-98-7 Molecular Formula: Mo Molecular Weight (g/mol): 95.95 MDL Number: MFCD00003465 InChI Key: ZOKXTWBITQBERF-UHFFFAOYSA-N PubChem CID: 23932 ChEBI: CHEBI:28685 IUPAC Name: molybdenum SMILES: [Mo]

Pricing and Availability
Specifications

PubChem CID	23932
CAS	7439-98-7
Molecular Weight (g/mol)	95.95
ChEBI	CHEBI:28685
MDL Number	MFCD00003465
SMILES	[Mo]
IUPAC Name	molybdenum
InChI Key	ZOKXTWBITQBERF-UHFFFAOYSA-N
Molecular Formula	Mo

Nitrate Standard for Ion Chromatography, SPEX CertiPrep™

CAS: 7732-18-5

Promotions are available

Pricing and Availability
Specifications

CAS	7732-18-5

Diisononyl Phthalate, SPEX CertiPrep™

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

Pricing and Availability

Sodium Standard For ICP, 10,000μg/mL in 5% HNO₃, SPEX CertiPrep™

CAS: 7440-23-5 Molecular Formula: Na Molecular Weight (g/mol): 22.99 MDL Number: MFCD00085307 InChI Key: KEAYESYHFKHZAL-UHFFFAOYSA-N PubChem CID: 5360545 ChEBI: CHEBI:26708 IUPAC Name: sodium SMILES: [Na]

Pricing and Availability
Specifications

PubChem CID	5360545
CAS	7440-23-5
Molecular Weight (g/mol)	22.99
ChEBI	CHEBI:26708
MDL Number	MFCD00085307
SMILES	[Na]
IUPAC Name	sodium
InChI Key	KEAYESYHFKHZAL-UHFFFAOYSA-N
Molecular Formula	Na

Calcium Standard For ICP, 10,000μg/mL in 5% HNO₃, SPEX CertiPrep™

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

Pricing and Availability
Specifications

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

Palladium Standard For ICP, 1000μg/mL in 10% HCl, Assurance Grade, SPEX CertiPrep™

CAS: 7440-05-3 Molecular Formula: Pd Molecular Weight (g/mol): 106.42 MDL Number: MFCD00011167 MFCD03457879 MFCD03427452 MFCD03613602 MFCD03613603 MFCD03613604 MFCD03613605 MFCD06798745 InChI Key: KDLHZDBZIXYQEI-UHFFFAOYSA-N PubChem CID: 23938 ChEBI: CHEBI:33363 IUPAC Name: palladium SMILES: [Pd]

Pricing and Availability
Specifications

PubChem CID	23938
CAS	7440-05-3
Molecular Weight (g/mol)	106.42
ChEBI	CHEBI:33363
MDL Number	MFCD00011167 MFCD03457879 MFCD03427452 MFCD03613602 MFCD03613603 MFCD03613604 MFCD03613605 MFCD06798745
SMILES	[Pd]
IUPAC Name	palladium
InChI Key	KDLHZDBZIXYQEI-UHFFFAOYSA-N
Molecular Formula	Pd

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

CAS: 7439-95-4 Molecular Formula: Mg Molecular Weight (g/mol): 24.30 MDL Number: MFCD00085308 InChI Key: JLVVSXFLKOJNIY-UHFFFAOYSA-N PubChem CID: 5462224 ChEBI: CHEBI:25107 IUPAC Name: magnesium SMILES: [Mg]

Pricing and Availability
Specifications

PubChem CID	5462224
CAS	7439-95-4
Molecular Weight (g/mol)	24.30
ChEBI	CHEBI:25107
MDL Number	MFCD00085308
SMILES	[Mg]
IUPAC Name	magnesium
InChI Key	JLVVSXFLKOJNIY-UHFFFAOYSA-N
Molecular Formula	Mg