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.

916 – 930 of 1,049 results

916

GC Degradation Check Solution, SPEX CertiPrep™

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

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917

Surrogate Standard, 4,4'-Dibromobiphenyl, SPEX CertiPrep™

CAS: 92-86-4 Molecular Formula: C12H8Br2 Molecular Weight (g/mol): 312.00 MDL Number: MFCD00000101 InChI Key: HQJQYILBCQPYBI-UHFFFAOYSA-N PubChem CID: 7110 IUPAC Name: 4,4'-dibromo-1,1'-biphenyl SMILES: BrC1=CC=C(C=C1)C1=CC=C(Br)C=C1

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Specifications

PubChem CID	7110
CAS	92-86-4
Molecular Weight (g/mol)	312.00
MDL Number	MFCD00000101
SMILES	BrC1=CC=C(C=C1)C1=CC=C(Br)C=C1
IUPAC Name	4,4'-dibromo-1,1'-biphenyl
InChI Key	HQJQYILBCQPYBI-UHFFFAOYSA-N
Molecular Formula	C12H8Br2

918

3'-Bromoacetophenone, SPEX CertiPrep™

CAS: 2142-63-4 Molecular Formula: C8H7BrO Molecular Weight (g/mol): 199.047 InChI Key: JYAQYXOVOHJRCS-UHFFFAOYSA-N PubChem CID: 16502 IUPAC Name: 1-(3-bromophenyl)ethanone SMILES: CC(=O)C1=CC(=CC=C1)Br

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Specifications

PubChem CID	16502
CAS	2142-63-4
Molecular Weight (g/mol)	199.047
SMILES	CC(=O)C1=CC(=CC=C1)Br
IUPAC Name	1-(3-bromophenyl)ethanone
InChI Key	JYAQYXOVOHJRCS-UHFFFAOYSA-N
Molecular Formula	C8H7BrO

919

bis (2-Chloroisopropyl) Ether, SPEX CertiPrep™

CAS: 108-60-1 Molecular Formula: C6H12Cl2O Molecular Weight (g/mol): 171.061 InChI Key: QCFYJCYNJLBDRT-UHFFFAOYSA-N PubChem CID: 7944 ChEBI: CHEBI:82409 IUPAC Name: 1-chloro-2-(1-chloropropan-2-yloxy)propane SMILES: CC(CCl)OC(C)CCl

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Specifications

PubChem CID	7944
CAS	108-60-1
Molecular Weight (g/mol)	171.061
ChEBI	CHEBI:82409
SMILES	CC(CCl)OC(C)CCl
IUPAC Name	1-chloro-2-(1-chloropropan-2-yloxy)propane
InChI Key	QCFYJCYNJLBDRT-UHFFFAOYSA-N
Molecular Formula	C6H12Cl2O

920

a,a-Dichlorotoluene, SPEX CertiPrep™

CAS: 98-87-3 Molecular Formula: C7H6Cl2 Molecular Weight (g/mol): 161.025 InChI Key: CAHQGWAXKLQREW-UHFFFAOYSA-N PubChem CID: 7411 ChEBI: CHEBI:82273 IUPAC Name: dichloromethylbenzene SMILES: C1=CC=C(C=C1)C(Cl)Cl

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Specifications

PubChem CID	7411
CAS	98-87-3
Molecular Weight (g/mol)	161.025
ChEBI	CHEBI:82273
SMILES	C1=CC=C(C=C1)C(Cl)Cl
IUPAC Name	dichloromethylbenzene
InChI Key	CAHQGWAXKLQREW-UHFFFAOYSA-N
Molecular Formula	C7H6Cl2

921

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

922

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

923

n-Nonacosane, SPEX CertiPrep™

CAS: 630-03-5 Molecular Formula: C29H60 Molecular Weight (g/mol): 408.80 MDL Number: MFCD00009356 InChI Key: IGGUPRCHHJZPBS-UHFFFAOYSA-N PubChem CID: 12409 ChEBI: CHEBI:7613 IUPAC Name: nonacosane SMILES: CCCCCCCCCCCCCCCCCCCCCCCCCCCCC

Pricing & Availability
Specifications

PubChem CID	12409
CAS	630-03-5
Molecular Weight (g/mol)	408.80
ChEBI	CHEBI:7613
MDL Number	MFCD00009356
SMILES	CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
IUPAC Name	nonacosane
InChI Key	IGGUPRCHHJZPBS-UHFFFAOYSA-N
Molecular Formula	C29H60

924

Pentyl Acetate, SPEX CertiPrep™

CAS: 123-92-2 Molecular Formula: C7H14O2 Molecular Weight (g/mol): 130.19 MDL Number: MFCD00008946 InChI Key: MLFHJEHSLIIPHL-UHFFFAOYSA-N PubChem CID: 31276 ChEBI: CHEBI:31725 IUPAC Name: 3-methylbutyl acetate SMILES: CC(C)CCOC(C)=O

Pricing & Availability
Specifications

PubChem CID	31276
CAS	123-92-2
Molecular Weight (g/mol)	130.19
ChEBI	CHEBI:31725
MDL Number	MFCD00008946
SMILES	CC(C)CCOC(C)=O
IUPAC Name	3-methylbutyl acetate
InChI Key	MLFHJEHSLIIPHL-UHFFFAOYSA-N
Molecular Formula	C7H14O2

925

TCLP Volatiles Spike, Alternative Formulation, SPEX CertiPrep™

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

Pricing & Availability

926

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

927

Chlorneb, SPEX CertiPrep™

CAS: 2675-77-6 Molecular Formula: C8H8Cl2O2 Molecular Weight (g/mol): 207.05 MDL Number: MFCD00055445 InChI Key: PFIADAMVCJPXSF-UHFFFAOYSA-N PubChem CID: 17581 ChEBI: CHEBI:3628 IUPAC Name: 1,4-dichloro-2,5-dimethoxybenzene SMILES: COC1=CC(Cl)=C(OC)C=C1Cl

Pricing & Availability
Specifications

PubChem CID	17581
CAS	2675-77-6
Molecular Weight (g/mol)	207.05
ChEBI	CHEBI:3628
MDL Number	MFCD00055445
SMILES	COC1=CC(Cl)=C(OC)C=C1Cl
IUPAC Name	1,4-dichloro-2,5-dimethoxybenzene
InChI Key	PFIADAMVCJPXSF-UHFFFAOYSA-N
Molecular Formula	C8H8Cl2O2

928

Skinner List Acid Extractables, SPEX CertiPrep™

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

Pricing & Availability
Specifications

Chemical Name or Material	Skinner List Acid Extractables

929

Base/Neutral Fraction Calibration Check Compounds, SPEX CertiPrep™

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

Pricing & Availability

930

Analyte Mix, SPEX CertiPrep™

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

Pricing & Availability

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EPA Methods Standards

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

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

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

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

a,a-Dichlorotoluene, 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

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

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

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

TCLP Volatiles Spike, Alternative Formulation, 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

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

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

Base/Neutral Fraction Calibration Check Compounds, 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

GC Degradation Check Solution, SPEX CertiPrep™

Surrogate Standard, 4,4'-Dibromobiphenyl, SPEX CertiPrep™

3'-Bromoacetophenone, SPEX CertiPrep™

bis (2-Chloroisopropyl) Ether, SPEX CertiPrep™

a,a-Dichlorotoluene, SPEX CertiPrep™

Vanillin, SPEX CertiPrep™

Asana (Esfenvalerate), SPEX CertiPrep™

n-Nonacosane, SPEX CertiPrep™

Pentyl Acetate, SPEX CertiPrep™

TCLP Volatiles Spike, Alternative Formulation, SPEX CertiPrep™

Trichloroethene in Dimethyl Sulfoxide, SPEX CertiPrep™

Chlorneb, SPEX CertiPrep™

Skinner List Acid Extractables, SPEX CertiPrep™

Base/Neutral Fraction Calibration Check Compounds, SPEX CertiPrep™

Analyte Mix, SPEX CertiPrep™