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
- (2)
- (13)
- (1)
- (20)
- (17)
- (5)
- (1)
- (1)
- (22)
- (3)
- (1)
- (13)
- (1)
- (1)
- (2)
- (1)
- (8)
- (14)
- (2)
- (2)
- (22)
- (38)
- (78)
- (4)
- (1)
- (5)
- (12)
- (1)
- (1)
- (2)
- (1)
Molecular Weight (g/mol)
- (1)
- (1)
- (1)
- (1)
- (3)
- (2)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (5)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (5)
- (1)
- (1)
- (1)
- (1)
- (11)
- (1)
- (4)
- (1)
- (1)
- (1)
- (1)
- (4)
- (1)
- (1)
- (1)
- (1)
- (5)
- (2)
- (22)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (2)
- (1)
- (2)
- (2)
- (1)
- (1)
- (6)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (3)
- (1)
- (1)
- (2)
- (1)
- (2)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
Grade
- (27)
- (1)
- (2)
- (46)
- (3)
- (17)
- (1)
- (2)
- (22)
Technique
- (109)
- (109)
- (1)
Element
- (1)
- (1)
- (1)
- (1)
- (3)
- (1)
- (1)
- (1)
- (3)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (3)
- (1)
- (1)
- (1)
- (2)
- (2)
- (2)
- (1)
- (1)
- (2)
- (1)
- (2)
- (1)
- (1)
- (1)
- (3)
- (1)
- (1)
- (1)
- (1)
- (3)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (2)
- (2)
- (3)
- (1)
- (4)
- (1)
- (2)
- (3)
- (2)
- (2)
- (2)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (4)
- (1)
- (1)
- (1)
- (1)
- (1)
- (3)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (2)
- (2)
- (2)
- (1)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (1)
- (2)
- (2)
- (2)
- (1)
- (1)
- (1)
- (2)
- (1)
- (1)
- (1)
Filtered Search Results
Products from some of our suppliers do not display in filtered search results. Please
clear all filters
to see these products.
Search Within Results
Keyword Search:
Clear All
121
–
135
of
994
results
121
Decachlorobiphenyl Stock Standard, SPEX CertiPrep™
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 |
122
Laboratory Performance Check Standard without Mercury For Environmental Analysis, SPEX CertiPrep™
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 | 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 |
123
Fortification Solution, SPEX CertiPrep™
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 |
124
Ethylene Oxide, SPEX CertiPrep™
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 |
125
Internal Standard, 2,4,5,6-Tetrachloro-m-xylene, SPEX CertiPrep™
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 |
126
Trihalomethanes, High Level, SPEX CertiPrep™
ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material
127
Methyl nervonate, Restek
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
128
Corporation Herbicide Mix #1, Restek™
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
129
Benzoic acid, Restek
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
130
Methyl myristate, Restek
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
131
Methyl heptadecanoate, Restek
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
132
Methyl arachidonate, Restek
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
133
SV Internal Standard Mix, Restek™
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
| Quantity | 1 mL |
|---|---|
| Chemical Name or Material | Restek™ Semi-Volatile Mixtures - Mixes and Compounds |
134
Surrogate Standard Solution
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
135
VOC Mixture (For EPA Method 524.2)
Encompass Procurement Services
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More
Non-distribution item offered as a customer accommodation; additional freight charges may apply.
Learn More