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.

856 – 870 of 1,049 results

856

Carrez II Solution, Fisher Scientific™

Pricing & Availability

857

Volatile Organics Additional Analytes Mix D, SPEX CertiPrep™

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

Pricing & Availability

858

Ethylcyclopentane, SPEX CertiPrep™

CAS: 1640-89-7 Molecular Formula: C7H14 Molecular Weight (g/mol): 98.189 InChI Key: IFTRQJLVEBNKJK-UHFFFAOYSA-N PubChem CID: 15431 IUPAC Name: ethylcyclopentane SMILES: CCC1CCCC1

Pricing & Availability
Specifications

PubChem CID	15431
CAS	1640-89-7
Molecular Weight (g/mol)	98.189
SMILES	CCC1CCCC1
IUPAC Name	ethylcyclopentane
InChI Key	IFTRQJLVEBNKJK-UHFFFAOYSA-N
Molecular Formula	C7H14

859

Propargyl Alcohol, SPEX CertiPrep™

CAS: 107-19-7 Molecular Formula: C3H4O Molecular Weight (g/mol): 56.06 MDL Number: MFCD00002912 InChI Key: TVDSBUOJIPERQY-UHFFFAOYSA-N PubChem CID: 7859 ChEBI: CHEBI:28905 IUPAC Name: prop-2-yn-1-ol SMILES: OCC#C

Pricing & Availability
Specifications

PubChem CID	7859
CAS	107-19-7
Molecular Weight (g/mol)	56.06
ChEBI	CHEBI:28905
MDL Number	MFCD00002912
SMILES	OCC#C
IUPAC Name	prop-2-yn-1-ol
InChI Key	TVDSBUOJIPERQY-UHFFFAOYSA-N
Molecular Formula	C3H4O

860

Acid Matrix Spike, SPEX CertiPrep™

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

Pricing & Availability

861

2-Methyltetrahydrofuran, SPEX CertiPrep™

CAS: 96-47-9 Molecular Formula: C5H10O Molecular Weight (g/mol): 86.134 InChI Key: JWUJQDFVADABEY-UHFFFAOYSA-N PubChem CID: 7301 IUPAC Name: 2-methyloxolane SMILES: CC1CCCO1

Pricing & Availability
Specifications

PubChem CID	7301
CAS	96-47-9
Molecular Weight (g/mol)	86.134
SMILES	CC1CCCO1
IUPAC Name	2-methyloxolane
InChI Key	JWUJQDFVADABEY-UHFFFAOYSA-N
Molecular Formula	C5H10O

862

Surrogate Standard, SPEX CertiPrep™

CAS: 110-56-5 Molecular Formula: C4H8Cl2 Molecular Weight (g/mol): 127.01 MDL Number: MFCD00001011 InChI Key: KJDRSWPQXHESDQ-UHFFFAOYSA-N PubChem CID: 8059 IUPAC Name: 1,4-dichlorobutane SMILES: ClCCCCCl

Pricing & Availability
Specifications

PubChem CID	8059
CAS	110-56-5
Molecular Weight (g/mol)	127.01
MDL Number	MFCD00001011
SMILES	ClCCCCCl
IUPAC Name	1,4-dichlorobutane
InChI Key	KJDRSWPQXHESDQ-UHFFFAOYSA-N
Molecular Formula	C4H8Cl2

863

PubChem CID	8059
CAS	110-56-5
Molecular Weight (g/mol)	127.01
MDL Number	MFCD00001011
SMILES	ClCCCCCl
IUPAC Name	1,4-dichlorobutane
InChI Key	KJDRSWPQXHESDQ-UHFFFAOYSA-N
Molecular Formula	C4H8Cl2

864

o-Xylene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 95-47-6 Molecular Formula: C8H10 Molecular Weight (g/mol): 106.17 MDL Number: MFCD00008519 InChI Key: CTQNGGLPUBDAKN-UHFFFAOYSA-N PubChem CID: 7237 ChEBI: CHEBI:28063 IUPAC Name: 1,2-xylene SMILES: CC1=CC=CC=C1C

Pricing & Availability
Specifications

PubChem CID	7237
CAS	95-47-6
Molecular Weight (g/mol)	106.17
ChEBI	CHEBI:28063
MDL Number	MFCD00008519
SMILES	CC1=CC=CC=C1C
IUPAC Name	1,2-xylene
InChI Key	CTQNGGLPUBDAKN-UHFFFAOYSA-N
Molecular Formula	C8H10

865

Dimethoxymethane, SPEX CertiPrep™

CAS: 109-87-5 Molecular Formula: C3H8O2 Molecular Weight (g/mol): 76.095 InChI Key: NKDDWNXOKDWJAK-UHFFFAOYSA-N PubChem CID: 8020 ChEBI: CHEBI:48341 IUPAC Name: dimethoxymethane SMILES: COCOC

Pricing & Availability
Specifications

PubChem CID	8020
CAS	109-87-5
Molecular Weight (g/mol)	76.095
ChEBI	CHEBI:48341
SMILES	COCOC
IUPAC Name	dimethoxymethane
InChI Key	NKDDWNXOKDWJAK-UHFFFAOYSA-N
Molecular Formula	C3H8O2

866

Aroclor Mix 2, SPEX CertiPrep™

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

Pricing & Availability

867

1,1-Dimethoxyethane, SPEX CertiPrep™

CAS: 534-15-6 Molecular Formula: C4H10O2 Molecular Weight (g/mol): 90.122 InChI Key: SPEUIVXLLWOEMJ-UHFFFAOYSA-N PubChem CID: 10795 IUPAC Name: 1,1-dimethoxyethane SMILES: CC(OC)OC

Pricing & Availability
Specifications

PubChem CID	10795
CAS	534-15-6
Molecular Weight (g/mol)	90.122
SMILES	CC(OC)OC
IUPAC Name	1,1-dimethoxyethane
InChI Key	SPEUIVXLLWOEMJ-UHFFFAOYSA-N
Molecular Formula	C4H10O2

868

Derivitized Endothall Standard, SPEX CertiPrep™

CAS: 62059-43-2 Molecular Formula: C8H12O6 Molecular Weight (g/mol): 204.178 InChI Key: RHLALKDQINFLPM-UHFFFAOYSA-N PubChem CID: 23615703 IUPAC Name: 7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid;hydrate SMILES: C1CC2C(C(C1O2)C(=O)O)C(=O)O.O

Pricing & Availability
Specifications

PubChem CID	23615703
CAS	62059-43-2
Molecular Weight (g/mol)	204.178
SMILES	C1CC2C(C(C1O2)C(=O)O)C(=O)O.O
IUPAC Name	7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic acid;hydrate
InChI Key	RHLALKDQINFLPM-UHFFFAOYSA-N
Molecular Formula	C8H12O6

869

Dimethyl-P-Nitrophenyphosphate, SPEX CertiPrep™

CAS: 950-35-6 Molecular Formula: C8H10NO6P Molecular Weight (g/mol): 247.143 InChI Key: BAFQDKPJKOLXFZ-UHFFFAOYSA-N PubChem CID: 13708 IUPAC Name: dimethyl (4-nitrophenyl) phosphate SMILES: COP(=O)(OC)OC1=CC=C(C=C1)[N+](=O)[O-]

Pricing & Availability
Specifications

PubChem CID	13708
CAS	950-35-6
Molecular Weight (g/mol)	247.143
SMILES	COP(=O)(OC)OC1=CC=C(C=C1)[N+](=O)[O-]
IUPAC Name	dimethyl (4-nitrophenyl) phosphate
InChI Key	BAFQDKPJKOLXFZ-UHFFFAOYSA-N
Molecular Formula	C8H10NO6P

870

Diphenylamine, SPEX CertiPrep™

CAS: 122-39-4 Molecular Formula: C12H11N Molecular Weight (g/mol): 169.227 InChI Key: DMBHHRLKUKUOEG-UHFFFAOYSA-N PubChem CID: 11487 ChEBI: CHEBI:4640 IUPAC Name: N-phenylaniline SMILES: C1=CC=C(C=C1)NC2=CC=CC=C2

Pricing & Availability
Specifications

PubChem CID	11487
CAS	122-39-4
Molecular Weight (g/mol)	169.227
ChEBI	CHEBI:4640
SMILES	C1=CC=C(C=C1)NC2=CC=CC=C2
IUPAC Name	N-phenylaniline
InChI Key	DMBHHRLKUKUOEG-UHFFFAOYSA-N
Molecular Formula	C12H11N

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EPA Methods Standards

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Carrez II Solution, Fisher Scientific™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Volatile Organics Additional Analytes Mix D, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

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

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

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

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

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

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

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

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

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

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

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

Carrez II Solution, Fisher Scientific™

Volatile Organics Additional Analytes Mix D, SPEX CertiPrep™

Ethylcyclopentane, SPEX CertiPrep™

Propargyl Alcohol, SPEX CertiPrep™

Acid Matrix Spike, SPEX CertiPrep™

2-Methyltetrahydrofuran, SPEX CertiPrep™

Surrogate Standard, SPEX CertiPrep™

Surrogate Standard, SPEX CertiPrep™

o-Xylene in Dimethyl Sulfoxide, SPEX CertiPrep™

Dimethoxymethane, SPEX CertiPrep™

Aroclor Mix 2, SPEX CertiPrep™

1,1-Dimethoxyethane, SPEX CertiPrep™

Derivitized Endothall Standard, SPEX CertiPrep™

Dimethyl-P-Nitrophenyphosphate, SPEX CertiPrep™

Diphenylamine, SPEX CertiPrep™