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.
Chloride Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 12125-02-9 Molecular Formula: ClH4N Molecular Weight (g/mol): 53.49 MDL Number: MFCD00011420 InChI Key: NLXLAEXVIDQMFP-UHFFFAOYSA-N PubChem CID: 25517 ChEBI: CHEBI:31206 IUPAC Name: amine hydrochloride SMILES: N.Cl
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
Sulfur Standard For ICP, 1000μg/mL in Water, SPEX CertiPrep™
CAS: 7783-20-2 Molecular Formula: H8N2O4S Molecular Weight (g/mol): 132.13 MDL Number: MFCD00003391 InChI Key: BFNBIHQBYMNNAN-UHFFFAOYSA-N PubChem CID: 6097028 ChEBI: CHEBI:62946 SMILES: N.N.OS(O)(=O)=O
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]
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]
Fluoride Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5
Ruthenium Standard For ICP, 1000μg/mL in 10% HCl, Assurance Grade, SPEX CertiPrep™
CAS: 7440-18-8 Molecular Formula: Ru Molecular Weight (g/mol): 101.07 MDL Number: MFCD00011207 MFCD03458417 InChI Key: KJTLSVCANCCWHF-UHFFFAOYSA-N PubChem CID: 23950 ChEBI: CHEBI:30682 IUPAC Name: ruthenium SMILES: [Ru]
Zinc Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7440-66-6 Molecular Formula: Zn Molecular Weight (g/mol): 65.38 MDL Number: MFCD00011291 InChI Key: HCHKCACWOHOZIP-UHFFFAOYSA-N PubChem CID: 23994 ChEBI: CHEBI:30185 IUPAC Name: zinc SMILES: [Zn]
Phthalates in Polyvinyl Chloride Standard, 8 Components, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
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]
Magnesium Standard For ICP, 10,000μg/mL in 5% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 13446-18-9 Molecular Formula: H12MgN2O12 Molecular Weight (g/mol): 256.40 MDL Number: MFCD00149779 InChI Key: MFUVDXOKPBAHMC-UHFFFAOYSA-N PubChem CID: 202877 SMILES: O.O.O.O.O.O.[Mg++].[O-][N+]([O-])=O.[O-][N+]([O-])=O
Calcium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
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]
Sulfate Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5