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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961 – 975 of 1,030 results

961

Asana (Esfenvalerate), SPEX CertiPrep™

CAS: 66230-04-4 Molecular Formula: C25H22ClNO3 Molecular Weight (g/mol): 419.905 InChI Key: NYPJDWWKZLNGGM-RPWUZVMVSA-N PubChem CID: 10342051 ChEBI: CHEBI:39346 IUPAC Name: [(S)-cyano-(3-phenoxyphenyl)methyl] (2S)-2-(4-chlorophenyl)-3-methylbutanoate SMILES: CC(C)C(C1=CC=C(C=C1)Cl)C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3

Pricing & Availability
Specifications

PubChem CID	10342051
CAS	66230-04-4
Molecular Weight (g/mol)	419.905
ChEBI	CHEBI:39346
SMILES	CC(C)C(C1=CC=C(C=C1)Cl)C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3
IUPAC Name	[(S)-cyano-(3-phenoxyphenyl)methyl] (2S)-2-(4-chlorophenyl)-3-methylbutanoate
InChI Key	NYPJDWWKZLNGGM-RPWUZVMVSA-N
Molecular Formula	C25H22ClNO3

962

3,4-Dichlorophenol, SPEX CertiPrep™

CAS: 95-77-2 Molecular Formula: C6H4Cl2O Molecular Weight (g/mol): 163.00 MDL Number: MFCD00002258 InChI Key: WDNBURPWRNALGP-UHFFFAOYSA-N PubChem CID: 7258 ChEBI: CHEBI:34323 IUPAC Name: 3,4-dichlorophenol SMILES: OC1=CC=C(Cl)C(Cl)=C1

Pricing & Availability
Specifications

PubChem CID	7258
CAS	95-77-2
Molecular Weight (g/mol)	163.00
ChEBI	CHEBI:34323
MDL Number	MFCD00002258
SMILES	OC1=CC=C(Cl)C(Cl)=C1
IUPAC Name	3,4-dichlorophenol
InChI Key	WDNBURPWRNALGP-UHFFFAOYSA-N
Molecular Formula	C6H4Cl2O

963

Hexamethylphosphoramide, SPEX CertiPrep™

CAS: 680-31-9 Molecular Formula: C6H18N3OP Molecular Weight (g/mol): 179.204 InChI Key: GNOIPBMMFNIUFM-UHFFFAOYSA-N PubChem CID: 12679 ChEBI: CHEBI:24565 IUPAC Name: N-[bis(dimethylamino)phosphoryl]-N-methylmethanamine SMILES: CN(C)P(=O)(N(C)C)N(C)C

Pricing & Availability
Specifications

PubChem CID	12679
CAS	680-31-9
Molecular Weight (g/mol)	179.204
ChEBI	CHEBI:24565
SMILES	CN(C)P(=O)(N(C)C)N(C)C
IUPAC Name	N-[bis(dimethylamino)phosphoryl]-N-methylmethanamine
InChI Key	GNOIPBMMFNIUFM-UHFFFAOYSA-N
Molecular Formula	C6H18N3OP

964

Vanillin, SPEX CertiPrep™

CAS: 121-33-5 Molecular Formula: C8H8O3 Molecular Weight (g/mol): 152.15 MDL Number: MFCD00006942,MFCD08702848 InChI Key: MWOOGOJBHIARFG-UHFFFAOYSA-N PubChem CID: 1183 ChEBI: CHEBI:18346 IUPAC Name: 4-hydroxy-3-methoxybenzaldehyde SMILES: COC1=CC(C=O)=CC=C1O

Pricing & Availability
Specifications

PubChem CID	1183
CAS	121-33-5
Molecular Weight (g/mol)	152.15
ChEBI	CHEBI:18346
MDL Number	MFCD00006942,MFCD08702848
SMILES	COC1=CC(C=O)=CC=C1O
IUPAC Name	4-hydroxy-3-methoxybenzaldehyde
InChI Key	MWOOGOJBHIARFG-UHFFFAOYSA-N
Molecular Formula	C8H8O3

965

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

966

2,4,4-Trimethyl-1-Pentene, SPEX CertiPrep™

CAS: 107-39-1 Molecular Formula: C8H16 Molecular Weight (g/mol): 112.216 InChI Key: FXNDIJDIPNCZQJ-UHFFFAOYSA-N PubChem CID: 7868 IUPAC Name: 2,4,4-trimethylpent-1-ene SMILES: CC(=C)CC(C)(C)C

Pricing & Availability
Specifications

PubChem CID	7868
CAS	107-39-1
Molecular Weight (g/mol)	112.216
SMILES	CC(=C)CC(C)(C)C
IUPAC Name	2,4,4-trimethylpent-1-ene
InChI Key	FXNDIJDIPNCZQJ-UHFFFAOYSA-N
Molecular Formula	C8H16

967

Methyl Esters, SPEX CertiPrep™

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

Pricing & Availability

968

Volatiles Mix A, SPEX CertiPrep™

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

Pricing & Availability

969

Volatile Matrix Spike, High Level , SPEX CertiPrep™

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

Pricing & Availability

970

p-Hydroxbenzoic Acid Methyl Ester, SPEX CertiPrep™

CAS: 99-76-3 Molecular Formula: C8H8O3 Molecular Weight (g/mol): 152.149 InChI Key: LXCFILQKKLGQFO-UHFFFAOYSA-N PubChem CID: 7456 ChEBI: CHEBI:31835 IUPAC Name: methyl 4-hydroxybenzoate SMILES: COC(=O)C1=CC=C(C=C1)O

Pricing & Availability
Specifications

PubChem CID	7456
CAS	99-76-3
Molecular Weight (g/mol)	152.149
ChEBI	CHEBI:31835
SMILES	COC(=O)C1=CC=C(C=C1)O
IUPAC Name	methyl 4-hydroxybenzoate
InChI Key	LXCFILQKKLGQFO-UHFFFAOYSA-N
Molecular Formula	C8H8O3

971

1,2,3,4-Tetrahydronaphthalene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 119-64-2 Molecular Formula: C10H12 Molecular Weight (g/mol): 132.21 MDL Number: MFCD00001733 InChI Key: CXWXQJXEFPUFDZ-UHFFFAOYSA-N PubChem CID: 8404 ChEBI: CHEBI:35008 IUPAC Name: 1,2,3,4-tetrahydronaphthalene SMILES: C1CCC2=CC=CC=C2C1

Pricing & Availability
Specifications

PubChem CID	8404
CAS	119-64-2
Molecular Weight (g/mol)	132.21
ChEBI	CHEBI:35008
MDL Number	MFCD00001733
SMILES	C1CCC2=CC=CC=C2C1
IUPAC Name	1,2,3,4-tetrahydronaphthalene
InChI Key	CXWXQJXEFPUFDZ-UHFFFAOYSA-N
Molecular Formula	C10H12

972

Analyte Mix D, High Level, SPEX CertiPrep™

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

Pricing & Availability

973

Trichloroethene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 79-01-6 Molecular Formula: C2HCl3 Molecular Weight (g/mol): 131.38 InChI Key: XSTXAVWGXDQKEL-UHFFFAOYSA-N PubChem CID: 6575 ChEBI: CHEBI:16602 IUPAC Name: 1,1,2-trichloroethene SMILES: C(=C(Cl)Cl)Cl

Pricing & Availability
Specifications

PubChem CID	6575
CAS	79-01-6
Molecular Weight (g/mol)	131.38
ChEBI	CHEBI:16602
SMILES	C(=C(Cl)Cl)Cl
IUPAC Name	1,1,2-trichloroethene
InChI Key	XSTXAVWGXDQKEL-UHFFFAOYSA-N
Molecular Formula	C2HCl3

974

Aroclor 1262, High Level, SPEX CertiPrep™

CAS: 37324-23-5

Pricing & Availability
Specifications

CAS	37324-23-5

975

RCRA Target Analytes, SPEX CertiPrep™

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

Pricing & Availability

EPA Methods Standards

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

3,4-Dichlorophenol, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Vanillin, 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

2,4,4-Trimethyl-1-Pentene, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Volatiles Mix A, SPEX CertiPrep™ 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

p-Hydroxbenzoic Acid Methyl Ester, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

1,2,3,4-Tetrahydronaphthalene in Dimethyl Sulfoxide, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

Aroclor 1262, High Level, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Asana (Esfenvalerate), SPEX CertiPrep™

3,4-Dichlorophenol, SPEX CertiPrep™

Hexamethylphosphoramide, SPEX CertiPrep™

Vanillin, SPEX CertiPrep™

Cyclopentane, SPEX CertiPrep™

2,4,4-Trimethyl-1-Pentene, SPEX CertiPrep™

Methyl Esters, SPEX CertiPrep™

Volatiles Mix A, SPEX CertiPrep™

Volatile Matrix Spike, High Level , SPEX CertiPrep™

p-Hydroxbenzoic Acid Methyl Ester, SPEX CertiPrep™

1,2,3,4-Tetrahydronaphthalene in Dimethyl Sulfoxide, SPEX CertiPrep™

Analyte Mix D, High Level, SPEX CertiPrep™

Trichloroethene in Dimethyl Sulfoxide, SPEX CertiPrep™

Aroclor 1262, High Level, SPEX CertiPrep™

RCRA Target Analytes, SPEX CertiPrep™