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.
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
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]
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]
Yttrium Standard, 2% HNO3 in 1000mg/L (Assurance Grade), SPEX CertiPrep™
CAS: 7440-65-5 Molecular Formula: Y Molecular Weight (g/mol): 88.91 MDL Number: MFCD00011468 InChI Key: VWQVUPCCIRVNHF-UHFFFAOYSA-N PubChem CID: 23993 ChEBI: CHEBI:33331 IUPAC Name: yttrium SMILES: [Y]
Thorium Standard For ICP, 1000μg/mL in 2% HNO3, Assurance Grade, SPEX CertiPrep™
CAS: 7440-29-1 Molecular Formula: Th Molecular Weight (g/mol): 232.038 InChI Key: ZSLUVFAKFWKJRC-UHFFFAOYSA-N PubChem CID: 23960 ChEBI: CHEBI:33385 IUPAC Name: thorium SMILES: [Th]
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+]
Spex CertiPrep™ Sample Prep Ceramic Grinding Cylinder
Angle-cut end help shear the sample matrix and ensure good homogenisation and maximise extraction rates
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
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]
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.
Phosphate Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5