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.
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]
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]
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]
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]
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]
Silicon Standard For ICP, 1000μg/mL in H2O/0.24 F, Assurance Grade, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Cole-Parmer™ XRF Prep-Aid™ Grinding Aids and Sample Binders
Prepare samples for reproducible and contamination-free results with XRF Prep-Aid™ Grinding Aids and Sample Binders.
Sodium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Cole-Parmer™ XRF Spec-Caps™ Cups
These XRF Spec-Caps™ Cups aid in the production of pressed powder sample disks for XRF, OES, and other analytical techniques.
Tungsten Standard For ICP, 1000μg/mL in H2O, SPEX CertiPrep™
CAS: 7440-33-7 Molecular Formula: W Molecular Weight (g/mol): 183.84 MDL Number: MFCD00011461 InChI Key: WFKWXMTUELFFGS-UHFFFAOYSA-N PubChem CID: 23964 ChEBI: CHEBI:27998 IUPAC Name: tungsten SMILES: [W]
Cadmium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7440-43-9 Molecular Formula: Cd Molecular Weight (g/mol): 112.41 MDL Number: MFCD00010914 InChI Key: BDOSMKKIYDKNTQ-UHFFFAOYSA-N PubChem CID: 23973 ChEBI: CHEBI:22977 IUPAC Name: cadmium SMILES: [Cd]
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]
pH 7 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
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