EPA Methods Standards

Environmental Protection Agency standards suitable for use as reference materials for assaying environmental sample conditions; includes standards for use in determining air, water, and soil quality.

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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

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Specifications

PubChem CID	6342
CAS	75-05-8
ChEBI	CHEBI:38472
MDL Number	1878
SMILES	CC#N
IUPAC Name	acetonitrile
InChI Key	WEVYAHXRMPXWCK-UHFFFAOYSA-N
Molecular Formula	C2H3N

Decachlorobiphenyl, SPEX CertiPrep™

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Tuning Solution, SPEX CertiPrep™

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

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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.

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

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Laboratory Performance Check Standard without Mercury For Environmental Analysis, SPEX CertiPrep™

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

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Specifications

Type	Certified Reference Material
Concentration or Composition Notes	Up to 68 elements are scanned with found values for ICP and ICP-MS standards. The found value of the trace metallic impurities is reported on the Certificate of Analysis.
Concentration or Composition (by Analyte or Components)	Various
For Use With (Equipment)	AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation
Health Hazard 1	Causes severe skin burns and eye damage
Packaging	Triple-leached LDPE bottle
DOT Information	Hazardous
Chemical Name or Material	LPC Standard 1 without Mercury
Grade	Environmental
Recommended Storage	Ambient
Technique	AA,ICP
Solvent or Matrix	Nitric Acid/Trace Tartaric Acid/Trace Hydrogen Fluoride

Revision 4 Analytes, High Level, SPEX CertiPrep™

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

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Interference Check Standard 18 without Mercury For Environmental Analysis, SPEX CertiPrep™

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

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Specifications

Type	Certified Reference Material
Concentration or Composition Notes	Up to 68 elements are scanned with found values for ICP and ICP-MS standards. The found value of the trace metallic impurities is reported on the Certificate of Analysis.
Concentration or Composition (by Analyte or Components)	Various
For Use With (Equipment)	AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation
Health Hazard 1	Causes severe skin burns and eye damage
Packaging	Triple-leached LDPE bottle
DOT Information	Hazardous
Chemical Name or Material	Interference Check Std 18 without Mercury
Grade	Environmental
Recommended Storage	Ambient
Technique	AA,ICP
Solvent or Matrix	5% HNO3

Global/ICH Oral Elemental Impurities A, SPEX CertiPrep™

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

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EPA VOC Additional Compounds Mixture 2000 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

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Element	N,N-Dimethylacetamide,N,N-Dimethylformamide,Ethylene Glycol,1-Methyl-2-pyrrolidinone,Formamide
Physical Form	Fluid
Chemical Name or Material	8 Component Mix in DMSO
Grade	USP
Ignition Point	270°C
Density	1.1g/cm³
Analyte or Component Names	N,N-Dimethylacetamide; N,N-Dimethylformamide; Ethylene glycol; 1-Methyl-2-pyrrolidinone; Formamide; more
Vapor Pressure	2.5 hPA (20°C)
Explosion Limit	1.8% (volume); 63% (volume)
Name Note	USP 467 Standard
CAS	75-12-7
Packaging	Glass Ampoule
Recommended Storage	Freezer
Solvent or Matrix	Dimethyl Sulfoxide
Methods	USP 467: Residual Solvents/ Organic Volatile Impurities

Instrument Check Standard 8 For Environmental Analysis, SPEX CertiPrep™

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

Pricing and Availability
Specifications

Type	Certified Reference Material
Concentration or Composition Notes	Up to 68 elements are scanned with found values for ICP and ICP-MS standards. The found value of the trace metallic impurities is reported on the Certificate of Analysis.
Concentration or Composition (by Analyte or Components)	Each component at 50μg/mL in 2% HNO₃:, Aluminum, Arsenic, Chromium, Cobalt, Copper, Lead, Phosphorus, Potassium, Sodium
For Use With (Equipment)	AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation
Health Hazard 1	Warning: Causes skin irritation, serious eye irritation Wear protective gloves/eye/face protection. If in eyes, rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If skin/eye irritation occurs, get medical advice/attention.
Packaging	Triple-leached LDPE bottle
DOT Information	Hazardous
Chemical Name or Material	ICP Instrument Check Standard 8
Grade	Environmental
Recommended Storage	Ambient
Technique	AA,ICP
Solvent or Matrix	2% HNO3

EPA Methods Standards

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