EPA Methods Standards
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
Tuning Solution, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Dr. Ehrenstorfer EPA Method 533 Isotope Dilution Standard 0.5 to 2 μg/mL in Methanol:Water
Certified reference materials available in multiple formats, including multi-component regulatory mixtures, to power your food and environmental analysis with traceable, ISO-accredited quality.
USP Oral/Parenteral Elemental Impurities C, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Styrene 2000 μg/mL in Methanol, Dr. Ehrenstorfer
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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 1631, sample smart Field/Equipment Blank, 6/cs, Dr. Ehrenstorfer
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EPA Method 8260 Internal Standard Mixture 2500 μg/mL in Methanol, Dr. Ehrenstorfer
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EPA Method 8270 UltiMix Calibration Mixture 500-1000 μg/mL in Benzene:Dichloromethane, Dr. Ehrenstorfer
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EPA Method 515.2 Methyl Derivatives Mixture 403 100-500 μg/mL in Methanol, Dr. Ehrenstorfer
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EPA Method 515.2 Herbicide Mixture 402 100-1000 μg/mL in Methanol, Dr. Ehrenstorfer
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EPA Method 5035, Low Level Clear Vial, Organic-Free Water, Stir Bar, Tared, 10 mL, 72/cs, Dr. Ehrenstorfer
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EPA Method 524.3 0055 Internal Standard Mixture 2000 μg/mL in Methanol, Dr. Ehrenstorfer
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EPA Method 501 Trihalomethane Mixture 5000 μg/mL in Methanol, Dr. Ehrenstorfer
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