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.

Search Within Results

46 – 60 of 995 results

Purgeable Gases, Mix B, High Level, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Revision 4 Analytes, High Level, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Acrylonitrile, SPEX CertiPrep™

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

Pricing & Availability
Specifications

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

Isopropyl Acetate, Spex CertiPrep

CAS: 108-21-4 Molecular Formula: C5H10O2 Molecular Weight (g/mol): 102.133 InChI Key: JMMWKPVZQRWMSS-UHFFFAOYSA-N PubChem CID: 7915 IUPAC Name: propan-2-yl acetate SMILES: CC(C)OC(=O)C

Pricing & Availability
Specifications

PubChem CID	7915
CAS	108-21-4
Molecular Weight (g/mol)	102.133
SMILES	CC(C)OC(=O)C
IUPAC Name	propan-2-yl acetate
InChI Key	JMMWKPVZQRWMSS-UHFFFAOYSA-N
Molecular Formula	C5H10O2

BTEX Standard Formulations, High Level, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Volatile Organics Combination Mix, Analyte Mixes A, C, and D, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Global/ICH Elemental Impurities F, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Interference Check Standards For Environmental Analysis, Set of 3, SPEX CertiPrep™

Interference Check Standards Multi-Element Set with Mercury for AA & ICP, 125 mL, SPEX CertiPrep™. ISO Guide 34 Certified, NIST Traceable Certified Reference Materials. Supplied with comprehensive Certificate of Analysis.

Pricing & Availability

2-Methylbutane, SPEX CertiPrep™

CAS: 78-78-4 Molecular Formula: C5H12 Molecular Weight (g/mol): 72.15 MDL Number: MFCD00009338 InChI Key: QWTDNUCVQCZILF-UHFFFAOYSA-N PubChem CID: 6556 ChEBI: CHEBI:30362 IUPAC Name: 2-methylbutane SMILES: CCC(C)C

Pricing & Availability
Specifications

PubChem CID	6556
CAS	78-78-4
Molecular Weight (g/mol)	72.15
ChEBI	CHEBI:30362
MDL Number	MFCD00009338
SMILES	CCC(C)C
IUPAC Name	2-methylbutane
InChI Key	QWTDNUCVQCZILF-UHFFFAOYSA-N
Molecular Formula	C5H12

Methylcyclohexane, SPEX CertiPrep™

CAS: 108-87-2 Molecular Formula: C7H14 Molecular Weight (g/mol): 98.19 MDL Number: MFCD00001497 InChI Key: UAEPNZWRGJTJPN-UHFFFAOYSA-N PubChem CID: 7962 IUPAC Name: methylcyclohexane SMILES: CC1CCCCC1

Pricing & Availability
Specifications

PubChem CID	7962
CAS	108-87-2
Molecular Weight (g/mol)	98.19
MDL Number	MFCD00001497
SMILES	CC1CCCCC1
IUPAC Name	methylcyclohexane
InChI Key	UAEPNZWRGJTJPN-UHFFFAOYSA-N
Molecular Formula	C7H14

2-Propanol, SPEX CertiPrep™

CAS: 67-63-0 Molecular Formula: C3H8O Molecular Weight (g/mol): 60.096 InChI Key: KFZMGEQAYNKOFK-UHFFFAOYSA-N PubChem CID: 3776 ChEBI: CHEBI:17824 IUPAC Name: propan-2-ol SMILES: CC(C)O

Pricing & Availability
Specifications

PubChem CID	3776
CAS	67-63-0
Molecular Weight (g/mol)	60.096
ChEBI	CHEBI:17824
SMILES	CC(C)O
IUPAC Name	propan-2-ol
InChI Key	KFZMGEQAYNKOFK-UHFFFAOYSA-N
Molecular Formula	C3H8O

Short List Appendix IX, Phenols Mix, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Polyethylene QC Standard Blank, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

Global/ICH Elemental Impurities E, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

EPA Method 524.2 Mix with Gasses, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Pricing & Availability

EPA Methods Standards

Filtered Search Results

Narrow Results

Purgeable Gases, Mix B, High Level, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Revision 4 Analytes, High Level, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Acrylonitrile, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Isopropyl Acetate, Spex CertiPrep Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

BTEX Standard Formulations, High Level, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Volatile Organics Combination Mix, Analyte Mixes A, C, and D, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Global/ICH Elemental Impurities F, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Interference Check Standards For Environmental Analysis, Set of 3, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

2-Methylbutane, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Methylcyclohexane, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

2-Propanol, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Short List Appendix IX, Phenols Mix, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Polyethylene QC Standard Blank, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Global/ICH Elemental Impurities E, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

EPA Method 524.2 Mix with Gasses, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Purgeable Gases, Mix B, High Level, SPEX CertiPrep™

Revision 4 Analytes, High Level, SPEX CertiPrep™

Acrylonitrile, SPEX CertiPrep™

Isopropyl Acetate, Spex CertiPrep

BTEX Standard Formulations, High Level, SPEX CertiPrep™

Volatile Organics Combination Mix, Analyte Mixes A, C, and D, SPEX CertiPrep™

Global/ICH Elemental Impurities F, SPEX CertiPrep™

Interference Check Standards For Environmental Analysis, Set of 3, SPEX CertiPrep™

2-Methylbutane, SPEX CertiPrep™

Methylcyclohexane, SPEX CertiPrep™

2-Propanol, SPEX CertiPrep™

Short List Appendix IX, Phenols Mix, SPEX CertiPrep™

Polyethylene QC Standard Blank, SPEX CertiPrep™

Global/ICH Elemental Impurities E, SPEX CertiPrep™

EPA Method 524.2 Mix with Gasses, SPEX CertiPrep™