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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841 – 855 of 1,030 results

841

2,4',6-Trichlorobiphenyl, SPEX CertiPrep™

CAS: 62-56-6 Molecular Formula: CH4N2S Molecular Weight (g/mol): 76.12 MDL Number: MFCD00008067 InChI Key: UMGDCJDMYOKAJW-UHFFFAOYSA-N PubChem CID: 2723790 ChEBI: CHEBI:36946 IUPAC Name: thiourea SMILES: NC(N)=S

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Specifications

PubChem CID	2723790
CAS	62-56-6
Molecular Weight (g/mol)	76.12
ChEBI	CHEBI:36946
MDL Number	MFCD00008067
SMILES	NC(N)=S
IUPAC Name	thiourea
InChI Key	UMGDCJDMYOKAJW-UHFFFAOYSA-N
Molecular Formula	CH4N2S

842

Pentafluorobenzene, SPEX CertiPrep™

CAS: 363-72-4 Molecular Formula: C6HF5 Molecular Weight (g/mol): 168.07 MDL Number: MFCD00000286 InChI Key: WACNXHCZHTVBJM-UHFFFAOYSA-N PubChem CID: 9696 IUPAC Name: 1,2,3,4,5-pentafluorobenzene SMILES: FC1=CC(F)=C(F)C(F)=C1F

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Specifications

PubChem CID	9696
CAS	363-72-4
Molecular Weight (g/mol)	168.07
MDL Number	MFCD00000286
SMILES	FC1=CC(F)=C(F)C(F)=C1F
IUPAC Name	1,2,3,4,5-pentafluorobenzene
InChI Key	WACNXHCZHTVBJM-UHFFFAOYSA-N
Molecular Formula	C6HF5

843

Internal Standard, Fluorobenzene, SPEX CertiPrep™

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

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Specifications

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

844

EPA Method 8260B Internal Standard, SPEX CertiPrep™

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

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845

Heptonic Acid, SPEX CertiPrep™

CAS: 111-14-8 Molecular Formula: C7H14O2 Molecular Weight (g/mol): 130.187 InChI Key: MNWFXJYAOYHMED-UHFFFAOYSA-N PubChem CID: 8094 ChEBI: CHEBI:45571 IUPAC Name: heptanoic acid SMILES: CCCCCCC(=O)O

Pricing & Availability
Specifications

PubChem CID	8094
CAS	111-14-8
Molecular Weight (g/mol)	130.187
ChEBI	CHEBI:45571
SMILES	CCCCCCC(=O)O
IUPAC Name	heptanoic acid
InChI Key	MNWFXJYAOYHMED-UHFFFAOYSA-N
Molecular Formula	C7H14O2

846

Skinner List Semivolatiles, SPEX CertiPrep™

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

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Specifications

Chemical Name or Material	Skinner List Semivolatiles

847

Spex CertiPrep™ Base/Neutral Surrogate Standard for EPA and CLP

Analytical standard for monitoring municipal water, industrial wastewater, and environmental and waste samples

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848

Volatile Matrix Spike, High Level , SPEX CertiPrep™

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

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849

Pyridine in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 110-86-1 Molecular Formula: C5H5N Molecular Weight (g/mol): 79.102 InChI Key: JUJWROOIHBZHMG-UHFFFAOYSA-N PubChem CID: 1049 ChEBI: CHEBI:16227 IUPAC Name: pyridine SMILES: C1=CC=NC=C1

Pricing & Availability
Specifications

PubChem CID	1049
CAS	110-86-1
Molecular Weight (g/mol)	79.102
ChEBI	CHEBI:16227
SMILES	C1=CC=NC=C1
IUPAC Name	pyridine
InChI Key	JUJWROOIHBZHMG-UHFFFAOYSA-N
Molecular Formula	C5H5N

850

CLP 90 Mix F, SPEX CertiPrep™

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

Pricing & Availability

851

Cyclopentane, SPEX CertiPrep™

CAS: 287-92-3 Molecular Formula: C5H10 Molecular Weight (g/mol): 70.135 InChI Key: RGSFGYAAUTVSQA-UHFFFAOYSA-N PubChem CID: 9253 ChEBI: CHEBI:23492 IUPAC Name: cyclopentane SMILES: C1CCCC1

Pricing & Availability
Specifications

PubChem CID	9253
CAS	287-92-3
Molecular Weight (g/mol)	70.135
ChEBI	CHEBI:23492
SMILES	C1CCCC1
IUPAC Name	cyclopentane
InChI Key	RGSFGYAAUTVSQA-UHFFFAOYSA-N
Molecular Formula	C5H10

852

Ethylbenzene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 100-41-4 Molecular Formula: C8H10 Molecular Weight (g/mol): 106.168 InChI Key: YNQLUTRBYVCPMQ-UHFFFAOYSA-N PubChem CID: 7500 ChEBI: CHEBI:16101 IUPAC Name: ethylbenzene SMILES: CCC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	7500
CAS	100-41-4
Molecular Weight (g/mol)	106.168
ChEBI	CHEBI:16101
SMILES	CCC1=CC=CC=C1
IUPAC Name	ethylbenzene
InChI Key	YNQLUTRBYVCPMQ-UHFFFAOYSA-N
Molecular Formula	C8H10

853

PAH Analyte Mix, SPEX CertiPrep™

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

Pricing & Availability

854

1-Dodecanol, SPEX CertiPrep™

CAS: 112-53-8 Molecular Formula: C12H26O Molecular Weight (g/mol): 186.34 MDL Number: MFCD00004753 InChI Key: LQZZUXJYWNFBMV-UHFFFAOYSA-N PubChem CID: 8193 ChEBI: CHEBI:28878 IUPAC Name: dodecan-1-ol SMILES: CCCCCCCCCCCCO

Pricing & Availability
Specifications

PubChem CID	8193
CAS	112-53-8
Molecular Weight (g/mol)	186.34
ChEBI	CHEBI:28878
MDL Number	MFCD00004753
SMILES	CCCCCCCCCCCCO
IUPAC Name	dodecan-1-ol
InChI Key	LQZZUXJYWNFBMV-UHFFFAOYSA-N
Molecular Formula	C12H26O

855

Analyte Mix, SPEX CertiPrep™

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

Pricing & Availability

EPA Methods Standards

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2,4',6-Trichlorobiphenyl, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

EPA Method 8260B Internal Standard, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

Spex CertiPrep™ Base/Neutral Surrogate Standard for EPA and CLP Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

CLP 90 Mix F, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

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

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

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

2,4',6-Trichlorobiphenyl, SPEX CertiPrep™

Pentafluorobenzene, SPEX CertiPrep™

Internal Standard, Fluorobenzene, SPEX CertiPrep™

EPA Method 8260B Internal Standard, SPEX CertiPrep™

Heptonic Acid, SPEX CertiPrep™

Skinner List Semivolatiles, SPEX CertiPrep™

Spex CertiPrep™ Base/Neutral Surrogate Standard for EPA and CLP

Volatile Matrix Spike, High Level , SPEX CertiPrep™

Pyridine in Dimethyl Sulfoxide, SPEX CertiPrep™

CLP 90 Mix F, SPEX CertiPrep™

Cyclopentane, SPEX CertiPrep™

Ethylbenzene in Dimethyl Sulfoxide, SPEX CertiPrep™

PAH Analyte Mix, SPEX CertiPrep™

1-Dodecanol, SPEX CertiPrep™

Analyte Mix, SPEX CertiPrep™