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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special programs

Fast Shipping (3)

Technique

AA, ICP (451)
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 (230)
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 3,163 results

Cole-Parmer™ Grinding Vial Set, Large Vial, PC Cylinder, SS End Plugs and Impactor

Large Grinding Vial Set for use with SPEX SamplePrep™ Large-Capacity Freezer/Mill Cryogenic Grinder.

Pricing and Availability

Biofuel Standard, SPEX CertiPrep™

Pricing and Availability

Magnesium Standard in Base Oil 75, 1000μg/g, SPEX CertiPrep™

Pricing and Availability

Mercury Standard For ICP, 1000μg/mL in 10% HNO₃, Assurance Grade, SPEX CertiPrep™

CAS: 7439-97-6 Molecular Formula: Hg Molecular Weight (g/mol): 200.59 MDL Number: MFCD00011035 InChI Key: QSHDDOUJBYECFT-UHFFFAOYSA-N PubChem CID: 23931 ChEBI: CHEBI:16170 IUPAC Name: mercury SMILES: [Hg]

Pricing and Availability
Specifications

PubChem CID	23931
CAS	7439-97-6
Molecular Weight (g/mol)	200.59
ChEBI	CHEBI:16170
MDL Number	MFCD00011035
SMILES	[Hg]
IUPAC Name	mercury
InChI Key	QSHDDOUJBYECFT-UHFFFAOYSA-N
Molecular Formula	Hg

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

CAS: 7722-76-1 Molecular Formula: H6NO4P Molecular Weight (g/mol): 115.03 MDL Number: MFCD00003396 InChI Key: LFVGISIMTYGQHF-UHFFFAOYSA-N PubChem CID: 24402 ChEBI: CHEBI:62982 SMILES: N.OP(O)(O)=O

Pricing and Availability
Specifications

PubChem CID	24402
CAS	7722-76-1
Molecular Weight (g/mol)	115.03
ChEBI	CHEBI:62982
MDL Number	MFCD00003396
SMILES	N.OP(O)(O)=O
InChI Key	LFVGISIMTYGQHF-UHFFFAOYSA-N
Molecular Formula	H6NO4P

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

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

CAS: 7440-61-1 Molecular Formula: U Molecular Weight (g/mol): 238.029 InChI Key: JFALSRSLKYAFGM-UHFFFAOYSA-N PubChem CID: 23989 ChEBI: CHEBI:49936 IUPAC Name: uranium SMILES: [U]

Pricing and Availability
Specifications

PubChem CID	23989
CAS	7440-61-1
Molecular Weight (g/mol)	238.029
ChEBI	CHEBI:49936
SMILES	[U]
IUPAC Name	uranium
InChI Key	JFALSRSLKYAFGM-UHFFFAOYSA-N
Molecular Formula	U

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™ BoPET XRF Window Film

Thin window film for XRF liquid sample cups.

Pricing and Availability
Specifications

Type	Window Film
For Use With (Equipment)	XRF Spectrometers
Material	Mylar

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