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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886 – 900 of 995 results

886

Analyte Mix, High Level, SPEX CertiPrep™

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

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887

RCRA Target Analytes, SPEX CertiPrep™

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

Pricing & Availability

888

EPA Method 8260B Internal Standard, SPEX CertiPrep™

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

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889

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

CAS: 16325-63-6 Molecular Formula: C8H18O Molecular Weight (g/mol): 130.231 InChI Key: ZNRVRWHPZZOTIE-UHFFFAOYSA-N PubChem CID: 85984 IUPAC Name: 2,4,4-trimethylpentan-1-ol SMILES: CC(CC(C)(C)C)CO

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Specifications

PubChem CID	85984
CAS	16325-63-6
Molecular Weight (g/mol)	130.231
SMILES	CC(CC(C)(C)C)CO
IUPAC Name	2,4,4-trimethylpentan-1-ol
InChI Key	ZNRVRWHPZZOTIE-UHFFFAOYSA-N
Molecular Formula	C8H18O

890

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

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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

891

Internal Standard, 4,4'-Dibromooctafluorobiphenyl, SPEX CertiPrep™

CAS: 10386-84-2 Molecular Formula: C12Br2F8 Molecular Weight (g/mol): 455.93 MDL Number: MFCD00000310 InChI Key: YXLMNFVUNLCJJY-UHFFFAOYSA-N PubChem CID: 82600 IUPAC Name: 1-bromo-4-(4-bromo-2,3,5,6-tetrafluorophenyl)-2,3,5,6-tetrafluorobenzene SMILES: FC1=C(F)C(=C(F)C(F)=C1Br)C1=C(F)C(F)=C(Br)C(F)=C1F

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Specifications

PubChem CID	82600
CAS	10386-84-2
Molecular Weight (g/mol)	455.93
MDL Number	MFCD00000310
SMILES	FC1=C(F)C(=C(F)C(F)=C1Br)C1=C(F)C(F)=C(Br)C(F)=C1F
IUPAC Name	1-bromo-4-(4-bromo-2,3,5,6-tetrafluorophenyl)-2,3,5,6-tetrafluorobenzene
InChI Key	YXLMNFVUNLCJJY-UHFFFAOYSA-N
Molecular Formula	C12Br2F8

892

Dibromofluoromethane, SPEX CertiPrep™

CAS: 1868-53-7 Molecular Formula: CHBr2F Molecular Weight (g/mol): 191.825 InChI Key: LTUTVFXOEGMHMP-UHFFFAOYSA-N PubChem CID: 61280 IUPAC Name: dibromo(fluoro)methane SMILES: C(F)(Br)Br

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Specifications

PubChem CID	61280
CAS	1868-53-7
Molecular Weight (g/mol)	191.825
SMILES	C(F)(Br)Br
IUPAC Name	dibromo(fluoro)methane
InChI Key	LTUTVFXOEGMHMP-UHFFFAOYSA-N
Molecular Formula	CHBr2F

893

Bromoethane, SPEX CertiPrep™

CAS: 74-96-4 Molecular Formula: C2H5Br Molecular Weight (g/mol): 108.966 InChI Key: RDHPKYGYEGBMSE-UHFFFAOYSA-N PubChem CID: 6332 IUPAC Name: bromoethane SMILES: CCBr

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Specifications

PubChem CID	6332
CAS	74-96-4
Molecular Weight (g/mol)	108.966
SMILES	CCBr
IUPAC Name	bromoethane
InChI Key	RDHPKYGYEGBMSE-UHFFFAOYSA-N
Molecular Formula	C2H5Br

894

Analyte Mix, SPEX CertiPrep™

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

Pricing & Availability

895

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

896

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

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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

897

4-tert-Butylphenol, SPEX CertiPrep™

CAS: 98-54-4 Molecular Formula: C10H14O Molecular Weight (g/mol): 150.221 InChI Key: QHPQWRBYOIRBIT-UHFFFAOYSA-N PubChem CID: 7393 ChEBI: CHEBI:34444 IUPAC Name: 4-tert-butylphenol SMILES: CC(C)(C)C1=CC=C(C=C1)O

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Specifications

PubChem CID	7393
CAS	98-54-4
Molecular Weight (g/mol)	150.221
ChEBI	CHEBI:34444
SMILES	CC(C)(C)C1=CC=C(C=C1)O
IUPAC Name	4-tert-butylphenol
InChI Key	QHPQWRBYOIRBIT-UHFFFAOYSA-N
Molecular Formula	C10H14O

898

2,6,11,15-Tetramethylhexadecane, SPEX CertiPrep™

CAS: 504-44-9 Molecular Formula: C20H42 Molecular Weight (g/mol): 282.556 InChI Key: KKFZXXATNGJPJS-UHFFFAOYSA-N PubChem CID: 136331 IUPAC Name: 2,6,11,15-tetramethylhexadecane SMILES: CC(C)CCCC(C)CCCCC(C)CCCC(C)C

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Specifications

PubChem CID	136331
CAS	504-44-9
Molecular Weight (g/mol)	282.556
SMILES	CC(C)CCCC(C)CCCCC(C)CCCC(C)C
IUPAC Name	2,6,11,15-tetramethylhexadecane
InChI Key	KKFZXXATNGJPJS-UHFFFAOYSA-N
Molecular Formula	C20H42

899

Low Level Semivolatile Control Sample, SPEX CertiPrep™

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

Pricing & Availability

900

n-Tridecane, SPEX CertiPrep™

CAS: 629-50-5 Molecular Formula: C13H28 Molecular Weight (g/mol): 184.37 MDL Number: MFCD00008979 InChI Key: IIYFAKIEWZDVMP-UHFFFAOYSA-N PubChem CID: 12388 ChEBI: CHEBI:35998 IUPAC Name: tridecane SMILES: CCCCCCCCCCCCC

Pricing & Availability
Specifications

PubChem CID	12388
CAS	629-50-5
Molecular Weight (g/mol)	184.37
ChEBI	CHEBI:35998
MDL Number	MFCD00008979
SMILES	CCCCCCCCCCCCC
IUPAC Name	tridecane
InChI Key	IIYFAKIEWZDVMP-UHFFFAOYSA-N
Molecular Formula	C13H28

EPA Methods Standards

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Analyte Mix, 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

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

2,4,4-Trimethyl-1-Pentanol, 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

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

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

Bromoethane, 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

a,a-Dichlorotoluene, 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

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

2,6,11,15-Tetramethylhexadecane, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Low Level Semivolatile Control Sample, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Analyte Mix, High Level, SPEX CertiPrep™

RCRA Target Analytes, SPEX CertiPrep™

EPA Method 8260B Internal Standard, SPEX CertiPrep™

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

Cyclopentane, SPEX CertiPrep™

Internal Standard, 4,4'-Dibromooctafluorobiphenyl, SPEX CertiPrep™

Dibromofluoromethane, SPEX CertiPrep™

Bromoethane, SPEX CertiPrep™

Analyte Mix, SPEX CertiPrep™

a,a-Dichlorotoluene, SPEX CertiPrep™

3,4-Dichlorophenol, SPEX CertiPrep™

4-tert-Butylphenol, SPEX CertiPrep™

2,6,11,15-Tetramethylhexadecane, SPEX CertiPrep™

Low Level Semivolatile Control Sample, SPEX CertiPrep™

n-Tridecane, SPEX CertiPrep™