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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61
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 |
62
Aroclor 1248 (High Level), SPEX CertiPrep™
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CAS: 12672-29-6 Molecular Formula: C12H6Cl4 Molecular Weight (g/mol): 291.98 InChI Key: UTMWFJSRHLYRPY-UHFFFAOYSA-N PubChem CID: 36400 ChEBI: CHEBI:35445 IUPAC Name: 1,3-dichloro-5-(3,5-dichlorophenyl)benzene SMILES: C1=C(C=C(C=C1Cl)Cl)C2=CC(=CC(=C2)Cl)Cl
| PubChem CID | 36400 |
|---|---|
| CAS | 12672-29-6 |
| Molecular Weight (g/mol) | 291.98 |
| ChEBI | CHEBI:35445 |
| SMILES | C1=C(C=C(C=C1Cl)Cl)C2=CC(=CC(=C2)Cl)Cl |
| IUPAC Name | 1,3-dichloro-5-(3,5-dichlorophenyl)benzene |
| InChI Key | UTMWFJSRHLYRPY-UHFFFAOYSA-N |
| Molecular Formula | C12H6Cl4 |
63
Polynuclear Aromatic Hydrocarbons Combination Mix, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
64
Interference Check Standard 18 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) | Various |
| For Use With (Equipment) | AA, ICP, ICP/MS, IC, XRF, and Other Analytical Instrumentation |
| Health Hazard 1 | Danger: Causes severe skin burns and eye damage Do not breathe dusts or mists. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. If in eyes, rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a poison center/doctor. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations. |
| Packaging | Triple-leached LDPE bottle |
| DOT Information | Hazardous |
| Chemical Name or Material | Interference Check Standard 18 |
| Grade | Environmental |
| Recommended Storage | Ambient |
| Technique | AA,ICP |
| Solvent or Matrix | 5% HNO3 |
65
Instrument Check Standard 8 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) | 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 |
66
Aroclor 1260, 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 |
67
2-Methylpropane, SPEX CertiPrep™
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CAS: 75-28-5 Molecular Formula: C4H10 Molecular Weight (g/mol): 58.124 InChI Key: NNPPMTNAJDCUHE-UHFFFAOYSA-N PubChem CID: 6360 ChEBI: CHEBI:30363 IUPAC Name: 2-methylpropane SMILES: CC(C)C
| PubChem CID | 6360 |
|---|---|
| CAS | 75-28-5 |
| Molecular Weight (g/mol) | 58.124 |
| ChEBI | CHEBI:30363 |
| SMILES | CC(C)C |
| IUPAC Name | 2-methylpropane |
| InChI Key | NNPPMTNAJDCUHE-UHFFFAOYSA-N |
| Molecular Formula | C4H10 |
68
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 |
69
Internal Standard, Fluorobenzene, SPEX CertiPrep™
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CAS: 462-06-6 Molecular Formula: C6H5F Molecular Weight (g/mol): 96.10 MDL Number: MFCD00000280 InChI Key: PYLWMHQQBFSUBP-UHFFFAOYSA-N PubChem CID: 10008 ChEBI: CHEBI:5115 IUPAC Name: fluorobenzene SMILES: FC1=CC=CC=C1
| PubChem CID | 10008 |
|---|---|
| CAS | 462-06-6 |
| Molecular Weight (g/mol) | 96.10 |
| ChEBI | CHEBI:5115 |
| MDL Number | MFCD00000280 |
| SMILES | FC1=CC=CC=C1 |
| IUPAC Name | fluorobenzene |
| InChI Key | PYLWMHQQBFSUBP-UHFFFAOYSA-N |
| Molecular Formula | C6H5F |
70
| Viscosity | 1.02cSt |
|---|---|
| Linear Formula | CH3COOH |
| Solubility | Soluble in water |
| Color | Colorless |
| Physical Form | Liquid |
| Chemical Name or Material | TCLP Extraction Fluid No. 2 |
| Grade | Certified |
| Identification | Passes Test |
| Density | 0.999g/mL |
| CAS | 7732-18-5 |
| Health Hazard 3 | GHS P Statement Wear eye protection, protective gloves. Wash exposed skin thoroughly after handling. If on skin: Wash with plenty of soap and water. Take off contaminated clothing. If skin irritation occurs: Get medical advice/attention. If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. |
| Health Hazard 2 | GHS H Statement Solution is not hazardous. |
| pH | 2.88 ±0.05 |
| Recommended Storage | Room Temperature |
| Formula Weight | 60.05 |
| CAS Max % | 0.57 |
71
Fortification Solution, SPEX CertiPrep™
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CAS: 1718-51-0 Molecular Formula: C18H14 Molecular Weight (g/mol): 244.395 InChI Key: XJKSTNDFUHDPQJ-WZAAGXFHSA-N PubChem CID: 123128 IUPAC Name: 1,2,3,4,5-pentadeuterio-6-[2,3,5,6-tetradeuterio-4-(2,3,4,5,6-pentadeuteriophenyl)phenyl]benzene SMILES: C1=CC=C(C=C1)C2=CC=C(C=C2)C3=CC=CC=C3
| PubChem CID | 123128 |
|---|---|
| CAS | 1718-51-0 |
| Molecular Weight (g/mol) | 244.395 |
| SMILES | C1=CC=C(C=C1)C2=CC=C(C=C2)C3=CC=CC=C3 |
| IUPAC Name | 1,2,3,4,5-pentadeuterio-6-[2,3,5,6-tetradeuterio-4-(2,3,4,5,6-pentadeuteriophenyl)phenyl]benzene |
| InChI Key | XJKSTNDFUHDPQJ-WZAAGXFHSA-N |
| Molecular Formula | C18H14 |
72
Internal Standard, For USEPA Method 525.2, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
73
Long List Appendix IX Compounds Mix E, High Level, SPEX CertiPrep™
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ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
74
Decachlorobiphenyl Stock Standard, SPEX CertiPrep™
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CAS: 2051-24-3 Molecular Formula: C12Cl10 Molecular Weight (g/mol): 498.632 InChI Key: ONXPZLFXDMAPRO-UHFFFAOYSA-N PubChem CID: 16318 ChEBI: CHEBI:34666 IUPAC Name: 1,2,3,4,5-pentachloro-6-(2,3,4,5,6-pentachlorophenyl)benzene SMILES: C1(=C(C(=C(C(=C1Cl)Cl)Cl)Cl)Cl)C2=C(C(=C(C(=C2Cl)Cl)Cl)Cl)Cl
| PubChem CID | 16318 |
|---|---|
| CAS | 2051-24-3 |
| Molecular Weight (g/mol) | 498.632 |
| ChEBI | CHEBI:34666 |
| SMILES | C1(=C(C(=C(C(=C1Cl)Cl)Cl)Cl)Cl)C2=C(C(=C(C(=C2Cl)Cl)Cl)Cl)Cl |
| IUPAC Name | 1,2,3,4,5-pentachloro-6-(2,3,4,5,6-pentachlorophenyl)benzene |
| InChI Key | ONXPZLFXDMAPRO-UHFFFAOYSA-N |
| Molecular Formula | C12Cl10 |
75
Spex CertiPrep™ Free Acids Analyte Mix for US EPA Method 552
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Analytical standards for drinking water, wastewater, and solid waste