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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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8 Component Mix in DMSO, SPEX CertiPrep™

Element N,N-Dimethylacetamide,N,N-Dimethylformamide,Ethylene Glycol,1-Methyl-2-pyrrolidinone,Formamide
Physical Form Fluid
Quantity 1 mL
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