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.
Aluminum Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7429-90-5 Molecular Formula: Al Molecular Weight (g/mol): 26.98 MDL Number: MFCD00134029 InChI Key: XAGFODPZIPBFFR-UHFFFAOYSA-N PubChem CID: 5359268 ChEBI: CHEBI:33629 IUPAC Name: aluminium SMILES: [Al]
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]
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
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
Instrument Calibration Standard 2 For ICP/MS, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Tin Standard For ICP, 1000μg/mL in 20% HCl, Assurance Grade, SPEX CertiPrep™
CAS: 7440-31-5 Molecular Formula: Sn Molecular Weight (g/mol): 118.71 MDL Number: MFCD00133862 InChI Key: ATJFFYVFTNAWJD-UHFFFAOYSA-N PubChem CID: 5352426 ChEBI: CHEBI:32990 IUPAC Name: tin SMILES: [Sn]
Iron Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
PubChem CID: 23925 ChEBI: CHEBI:82664
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]
Multi-State Hydrocarbon Standard, Hexane-Tetratetracontane Even Alkanes, High Level, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Potassium Standard For ICP, 10,000μg/mL in 5% HNO3, SPEX CertiPrep™
CAS: 7447-40-7 Molecular Formula: ClK Molecular Weight (g/mol): 74.55 MDL Number: MFCD00011360 InChI Key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M PubChem CID: 4873 ChEBI: CHEBI:32588 SMILES: [Cl-].[K+]
Vanadium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7803-55-6 Molecular Formula: H4NO3V Molecular Weight (g/mol): 116.98 MDL Number: MFCD00011430 InChI Key: YBVKNHXQSRDWAA-UHFFFAOYSA-M PubChem CID: 516859 SMILES: N.O[V](=O)=O