Spex CertiPrep
Spex produces high-quality, innovative inorganic and organic certified reference materials, sample preparation equipment, and supplies for a range of analytical techniques. Their products are used in pharma, biomedical, food, beverage, and botanicals laboratories worldwide.
pH 7 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Sulfate Standard for Ion Chromatography, SPEX CertiPrep™
CAS: 7732-18-5
pH 10 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
pH 2 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
pH 4 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
pH 5 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
pH 8 Buffer Standard, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Aroclor 1254, High Level, SPEX CertiPrep™
CAS: 110-54-3,11097-69-1 Molecular Formula: C12H5Cl5 Molecular Weight (g/mol): 326.422 InChI Key: AUGNBQPSMWGAJE-UHFFFAOYSA-N PubChem CID: 40470 IUPAC Name: 1,2,3-trichloro-4-(2,3-dichlorophenyl)benzene SMILES: C1=CC(=C(C(=C1)Cl)Cl)C2=C(C(=C(C=C2)Cl)Cl)Cl
Mercury Standard For ICP, 10μg/mL in 5% HNO3, 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]
Initial Calibration Verification Standard I For ICP/MS, SPEX CertiPrep™
Instrument Check Multi-Element Standard 1 for ICP-MS, 125 mL, Claritas PPT™ Grade, 10 μg/mL, SPEX CertiPrep™. ISO Guide 34 Certified, NIST Traceable Certified Reference Materials. Supplied with comprehensive Certificate of Analysis.
Multi-Element Organometallic Oil Standards 23 Element, 100μg/g; SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Interference Check Standard 1 For ICP/MS, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Nitrate-Nitrogen Standard For Ion Chromatography, SPEX CertiPrep™
CAS: 14797-71-8 Molecular Formula: NNaO3 Molecular Weight (g/mol): 84.99 MDL Number: MFCD00011119 InChI Key: VWDWKYIASSYTQR-UHFFFAOYSA-N PubChem CID: 24268 ChEBI: CHEBI:63005 IUPAC Name: sodium;nitrate SMILES: [Na+].[O-][N+]([O-])=O
Chromium Standard For ICP, 1000μg/mL in 2% HNO3, SPEX CertiPrep™
CAS: 7440-47-3 Molecular Formula: HNO3 Molecular Weight (g/mol): 63.01 MDL Number: MFCD00011349 InChI Key: GRYLNZFGIOXLOG-UHFFFAOYSA-N PubChem CID: 944 ChEBI: CHEBI:48107 IUPAC Name: nitric acid SMILES: O[N+]([O-])=O