EPA Methods Standards
Mixed Calibration Standards For Environmental Analysis, Set of 5, SPEX CertiPrep™
Mixed Calibration Multi-Element Standards for AA & ICP, Set of 5, 125 mL, SPEX CertiPrep™. ISO Guide 34 Certified, NIST Traceable Certified Reference Materials. Supplied with comprehensive Certificate of Analysis.
EPA Method 8260 Internal Standard Mixture 2500 μg/mL in Methanol, Dr. Ehrenstorfer
Discover Dr. Ehrenstorfer’s certified reference materials: available in multiple formats, including multi-component regulatory mixtures, to power your food and environmental analysis with traceable, ISO-accredited quality
EPA Method 8270 Appendix IX Mixture 2 1000 μg/mL in Dichloromethane, Dr. Ehrenstorfer
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8 Regulated Phthalates and BPA in Medium Density Polyethylene, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Acetonitrile, for HPLC-MS
CAS: 75-05-8 Molecular Formula: C2H3N MDL Number: 1878 InChI Key: WEVYAHXRMPXWCK-UHFFFAOYSA-N PubChem CID: 6342 ChEBI: CHEBI:38472 IUPAC Name: acetonitrile SMILES: CC#N
EPA Method 8270 BN Mixture 207 2000 μg/mL in Dichloromethane, Dr. Ehrenstorfer
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High Level ICV Stock SS, Ca, Fe, K, Mg, Na @ 2000 mg/l, SECOND SOURCE, 500 mL**1600601** , VHG™
VHG Labs offers ISO 17034 metallo-organic and aqueous inorganic certified reference materials for oil, fuel, and coolant analysis as well as a variety of certified standards for environmental, pharmaceutical, and industrial applications
Short List Appendix IX, Phenols Mix, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Polynuclear Aromatic Hydrocarbons Combination Mix, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
EPA Method 1664, O&G Standard, 40mg Total of n-Hexane Extractable Material, 20 x 5 mL, PFA Tube, Dr. Ehrenstorfer
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EPA Method 552.3 UCMR 4 200-2000 ug/mL in Methyl tert-butyl ether, Dr. Ehrenstorfer
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EPA Method 525.2 GC/MS Performance Check Mixture 1000 μg/mL in Acetone, Dr. Ehrenstorfer
Discover Dr. Ehrenstorfer’s certified reference materials: available in multiple formats, including multi-component regulatory mixtures, to power your food and environmental analysis with traceable, ISO-accredited quality
Global/ICH Elemental Impurities F, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material