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]
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]
Barium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7440-39-3 Molecular Formula: Ba Molecular Weight (g/mol): 137.33 MDL Number: MFCD00134031 InChI Key: DSAJWYNOEDNPEQ-UHFFFAOYSA-N PubChem CID: 5355457 ChEBI: CHEBI:32595 IUPAC Name: barium SMILES: [Ba]
Silver Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7440-22-4 Molecular Formula: Ag Molecular Weight (g/mol): 107.87 MDL Number: MFCD00003397 InChI Key: BQCADISMDOOEFD-UHFFFAOYSA-N PubChem CID: 23954 ChEBI: CHEBI:9141 IUPAC Name: silver SMILES: [Ag]
Sulfate Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5
Silicon Standard For ICP, 10,000μg/mL in H2O/4% F, SPEX CertiPrep™
CAS: 7440-21-3 Molecular Formula: Si Molecular Weight (g/mol): 28.09 MDL Number: MFCD00085311 InChI Key: XUIMIQQOPSSXEZ-UHFFFAOYSA-N PubChem CID: 5461123 ChEBI: CHEBI:27573 IUPAC Name: silicon SMILES: [Si]
Nickel Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7440-02-0 Molecular Formula: Ni Molecular Weight (g/mol): 58.69 MDL Number: MFCD00011137 MFCD06798735 InChI Key: PXHVJJICTQNCMI-UHFFFAOYSA-N PubChem CID: 935 ChEBI: CHEBI:28112 IUPAC Name: nickel SMILES: [Ni]
Manganese Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7439-96-5 Molecular Formula: Mn Molecular Weight (g/mol): 54.94 MDL Number: MFCD00011111 InChI Key: PWHULOQIROXLJO-UHFFFAOYSA-N PubChem CID: 23930 ChEBI: CHEBI:35154 IUPAC Name: manganese SMILES: [Mn]
Arsenic Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, 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]
Phosphorus Standard For ICP, 10,000μg/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
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
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]
Selenium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7782-49-2 Molecular Formula: Se Molecular Weight (g/mol): 78.97 MDL Number: MFCD00134090 MFCD00011224 InChI Key: BUGBHKTXTAQXES-UHFFFAOYSA-N PubChem CID: 6326970 ChEBI: CHEBI:27568 IUPAC Name: selenium SMILES: [Se]
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]