EPA Methods Standards
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Filtered Search Results
Global/ICH Elemental Impurities E, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Trihalomethanes, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Volatile Organics Combination Mix, Analyte Mixes A, C, and D, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Initial Combination Calibration Stock Standard, SPEX CertiPrep™
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CAS: 11096-82-5 Molecular Formula: C12H4Cl6 Molecular Weight (g/mol): 360.864 InChI Key: BTAGRXWGMYTPBY-UHFFFAOYSA-N PubChem CID: 38018 IUPAC Name: 1,2,3-trichloro-4-(2,3,4-trichlorophenyl)benzene SMILES: C1=CC(=C(C(=C1C2=C(C(=C(C=C2)Cl)Cl)Cl)Cl)Cl)Cl
| PubChem CID | 38018 |
|---|---|
| CAS | 11096-82-5 |
| Molecular Weight (g/mol) | 360.864 |
| SMILES | C1=CC(=C(C(=C1C2=C(C(=C(C=C2)Cl)Cl)Cl)Cl)Cl)Cl |
| IUPAC Name | 1,2,3-trichloro-4-(2,3,4-trichlorophenyl)benzene |
| InChI Key | BTAGRXWGMYTPBY-UHFFFAOYSA-N |
| Molecular Formula | C12H4Cl6 |
Internal Standard, 2,4,5,6-Tetrachloro-m-xylene, SPEX CertiPrep™
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CAS: 877-09-8 Molecular Formula: C8H6Cl4 Molecular Weight (g/mol): 243.936 InChI Key: NTUBJKOTTSFEEV-UHFFFAOYSA-N PubChem CID: 70139 IUPAC Name: 1,2,3,5-tetrachloro-4,6-dimethylbenzene SMILES: CC1=C(C(=C(C(=C1Cl)Cl)Cl)C)Cl
| PubChem CID | 70139 |
|---|---|
| CAS | 877-09-8 |
| Molecular Weight (g/mol) | 243.936 |
| SMILES | CC1=C(C(=C(C(=C1Cl)Cl)Cl)C)Cl |
| IUPAC Name | 1,2,3,5-tetrachloro-4,6-dimethylbenzene |
| InChI Key | NTUBJKOTTSFEEV-UHFFFAOYSA-N |
| Molecular Formula | C8H6Cl4 |
Alternate Metals 3 For AA and ICP, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
| 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. |
| Name Note | For ICP/AA Alternate Water Pollution and Wastewater Standard |
| Concentration or Composition (by Analyte or Components) | Components in 2% HNO3: Ca •500μg/mL Mg •100μg/mL K •100μg/mL Na •500μg/mL |
| For Use With (Equipment) | AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation |
| Health Hazard 1 | Causes skin irritation, serious eye irritation |
| Packaging | Triple-leached LDPE bottle |
| DOT Information | Hazardous |
| Chemical Name or Material | Alternate Metals Standard 3 |
| Grade | Environmental |
| Recommended Storage | Ambient |
| Technique | AA,ICP |
| Solvent or Matrix | 2% HNO3 |
Mixed Calibration Standard 2 For Environmental Analysis, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
| 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) | Components in 5% HNO3: Ba •100μg/mL Co •100μg/mL Cu •100μg/mL Fe •10, 000μg/mL V •100μg/mL |
| 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 | Mixed Calibration Standard 2 |
| Grade | Environmental |
| Recommended Storage | Ambient |
| Technique | AA,ICP |
| Solvent or Matrix | 5% HNO3 |
TCLP Standard 1 For Environmental Analysis, SPEX CertiPrep™
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CAS: 7697-37-2 Molecular Formula: HNO3 Molecular Weight (g/mol): 63.01 MDL Number: MFCD00011349 InChI Key: GRYLNZFGIOXLOG-UHFFFAOYSA-N PubChem CID: 944 ChEBI: CHEBI:48107 IUPAC Name: nitric acid SMILES: O[N+]([O-])=O
| PubChem CID | 944 |
|---|---|
| CAS | 7697-37-2 |
| Molecular Weight (g/mol) | 63.01 |
| ChEBI | CHEBI:48107 |
| MDL Number | MFCD00011349 |
| SMILES | O[N+]([O-])=O |
| IUPAC Name | nitric acid |
| InChI Key | GRYLNZFGIOXLOG-UHFFFAOYSA-N |
| Molecular Formula | HNO3 |
Fluoride Standard, Certified, 5.00ppm ±0.10ppm (1mL = 0.005mg F-), LabChem™
CAS: 7681-49-4 Molecular Formula: FNa Molecular Weight (g/mol): 41.99 MDL Number: MFCD00003524 InChI Key: PUZPDOWCWNUUKD-UHFFFAOYSA-M PubChem CID: 5235 ChEBI: CHEBI:28741 IUPAC Name: sodium fluoride SMILES: [F-].[Na+]
| PubChem CID | 5235 |
|---|---|
| CAS | 7681-49-4 |
| Molecular Weight (g/mol) | 41.99 |
| ChEBI | CHEBI:28741 |
| MDL Number | MFCD00003524 |
| SMILES | [F-].[Na+] |
| IUPAC Name | sodium fluoride |
| InChI Key | PUZPDOWCWNUUKD-UHFFFAOYSA-M |
| Molecular Formula | FNa |
Organochlorine Pesticides Mix A, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
| Chemical Name or Material | Organochlorine Pesticides Mix A |
|---|
Phthalate Esters Mix, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
Alternate Metals Standards For ICP, SPEX CertiPrep™
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Alternate Metals Multi-Element Standard for AA & ICP, 125 mL, includes WP-11 and MN-4. ISO Guide 34 Certified, NIST Traceable Certified Reference Materials. Supplied with comprehensive Certificate of Analysis.
Spex CertiPrep™ Free Acids Analyte Mix for US EPA Method 552
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Analytical standards for drinking water, wastewater, and solid waste
Acrolein and Acrylonitrile in Methanol Purge and Trap, SPEX CertiPrep™
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Ethylene Oxide, SPEX CertiPrep™
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CAS: 75-21-8 Molecular Formula: C2H4O Molecular Weight (g/mol): 44.053 InChI Key: IAYPIBMASNFSPL-UHFFFAOYSA-N PubChem CID: 6354 ChEBI: CHEBI:27561 IUPAC Name: oxirane SMILES: C1CO1
| PubChem CID | 6354 |
|---|---|
| CAS | 75-21-8 |
| Molecular Weight (g/mol) | 44.053 |
| ChEBI | CHEBI:27561 |
| SMILES | C1CO1 |
| IUPAC Name | oxirane |
| InChI Key | IAYPIBMASNFSPL-UHFFFAOYSA-N |
| Molecular Formula | C2H4O |