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

Decachlorobiphenyl, SPEX CertiPrep™

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.

Acrolein and Acrylonitrile in Methanol Purge and Trap, SPEX CertiPrep™

Trihalomethanes, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

EPA Method 625 Phenol Mixture 394 2000 μg/mL in Dichloromethane, Dr. Ehrenstorfer

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EPA Method 505 Organochloride Pesticide Mixture 383 100 μg/mL in Toluene, Dr. Ehrenstorfer

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EPA Method 8270 B/N Surrogate Mixture 5000 μg/mL in Dichloromethane, Dr. Ehrenstorfer

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EPA Method 1311 TCLP Methylated Herbicide Spiking Mixture 400 2000 μg/mL in Methanol, Dr. Ehrenstorfer

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EPA Method 528 Phenol Calibration Mixture 389 2000 μg/mL in Dichloromethane, Dr. Ehrenstorfer

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EPA Method 525.1 PAH Mixture 385 500 μg/mL in Toluene, Dr. Ehrenstorfer

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EPA Method 1631, Mercury-Free Reagent Water, 4L Cubitainer with Spout, Dr. Ehrenstorfer

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EPA Method 8015 Arizona Calibration Standard Mixture 240 10000 μg/mL in Dichloromethane, Dr. Ehrenstorfer

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EPA Method 515.3 Independent Check Standard Mixture 407 10-100 μg/mL in Methyl tert Butyl Ether, Dr. Ehrenstorfer

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EPA Method 515.3 Laboratory Performance Check Mixture 406 12.5-25 μg/mL in Methyl tert Butyl Ether, Dr. Ehrenstorfer

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