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.
Solvent or Matrix
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Grade
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Technique
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Element
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256
Agilent Technologies Aroclor 1268 (PCB 1268) (For EPA 500, 600, 8000/ Appendix IX, CLP Methods)
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257
Volatiles MegaMix™, EPA Method 624, Restek
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258
8040 Surrogate Mix, Restek
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259
Agilent Technologies Surrogate Standard Mixture, 1000μg/mL in Acetone, Ultra Scientific
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260
Sigma Aldrich 1,3-Butadiene
MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.
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| Boiling Point | -4.5°C |
|---|---|
| Linear Formula | CH2=CHCH=CH2 |
| CAS | 106-99-0 |
| Molecular Weight (g/mol) | 54.09 g/mol |
| MDL Number | MFCD00008659 |
| Recommended Storage | 2°C to 8°C |
| Molecular Formula | C4H6 |
| EINECS Number | 203-450-8 |
| Density | 0.62 g/mL at 20°C |
| Melting Point | -109°C |
261
Agilent Technologies Aroclor 1254 (PCB 1254) (For EPA 500, 600, 8000/ Appendix IX, CLP Methods)
CAS: 11097-69-1 Molecular Formula: C12H5Cl5 Molecular Weight (g/mol): 326.422 InChI Key: AUGNBQPSMWGAJE-UHFFFAOYSA-N PubChem CID: 40470 IUPAC Name: 1,2,3-trichloro-4-(2,3-dichlorophenyl)benzene SMILES: C1=CC(=C(C(=C1)Cl)Cl)C2=C(C(=C(C=C2)Cl)Cl)Cl
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| PubChem CID | 40470 |
|---|---|
| CAS | 11097-69-1 |
| Molecular Weight (g/mol) | 326.422 |
| SMILES | C1=CC(=C(C(=C1)Cl)Cl)C2=C(C(=C(C=C2)Cl)Cl)Cl |
| IUPAC Name | 1,2,3-trichloro-4-(2,3-dichlorophenyl)benzene |
| InChI Key | AUGNBQPSMWGAJE-UHFFFAOYSA-N |
| Molecular Formula | C12H5Cl5 |
262
1,4-dichlorobutane, Restek
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263
BTEX Standard, Restek
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264
Phenols Mixture (For EPA 625, 8270C/Appendix IX, CLP)
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265
VOC Mixture (For EPA 502.2, 524.2, 8021A, 8260)
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266
Surrogate Standard Mixture (For EPA 8260)
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267
Internal Standard Mixture (For EPA 8260)
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268
Agilent Technologies Acrylonitrile (For EPA 600, 8000/ Appendix IX Methods)
CAS: 107-13-1 Molecular Formula: C3H3N Molecular Weight (g/mol): 53.064 InChI Key: NLHHRLWOUZZQLW-UHFFFAOYSA-N PubChem CID: 7855 ChEBI: CHEBI:28217 IUPAC Name: prop-2-enenitrile SMILES: C=CC#N
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| PubChem CID | 7855 |
|---|---|
| CAS | 107-13-1 |
| Molecular Weight (g/mol) | 53.064 |
| ChEBI | CHEBI:28217 |
| SMILES | C=CC#N |
| IUPAC Name | prop-2-enenitrile |
| InChI Key | NLHHRLWOUZZQLW-UHFFFAOYSA-N |
| Molecular Formula | C3H3N |
269
8260 Internal Standard Mix, Restek
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270
8270 Acid Calibration Check Mix, Restek
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