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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811 – 825 of 995 results

811

Methylene Chloride in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 75-09-2 Molecular Formula: CH2Cl2 Molecular Weight (g/mol): 84.93 MDL Number: MFCD00000881 InChI Key: YMWUJEATGCHHMB-UHFFFAOYSA-N PubChem CID: 6344 ChEBI: CHEBI:15767 IUPAC Name: dichloromethane SMILES: ClCCl

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Specifications

PubChem CID	6344
CAS	75-09-2
Molecular Weight (g/mol)	84.93
ChEBI	CHEBI:15767
MDL Number	MFCD00000881
SMILES	ClCCl
IUPAC Name	dichloromethane
InChI Key	YMWUJEATGCHHMB-UHFFFAOYSA-N
Molecular Formula	CH2Cl2

812

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

813

m-Xylene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 108-38-3 Molecular Formula: C8H10 Molecular Weight (g/mol): 106.17 MDL Number: MFCD00008536 InChI Key: IVSZLXZYQVIEFR-UHFFFAOYSA-N PubChem CID: 7929 ChEBI: CHEBI:28488 IUPAC Name: 1,3-xylene SMILES: CC1=CC(C)=CC=C1

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Specifications

PubChem CID	7929
CAS	108-38-3
Molecular Weight (g/mol)	106.17
ChEBI	CHEBI:28488
MDL Number	MFCD00008536
SMILES	CC1=CC(C)=CC=C1
IUPAC Name	1,3-xylene
InChI Key	IVSZLXZYQVIEFR-UHFFFAOYSA-N
Molecular Formula	C8H10

814

Surrogate Standard, 2-Nitro-m-xylene, SPEX CertiPrep™

CAS: 81-20-9 Molecular Formula: C8H9NO2 Molecular Weight (g/mol): 151.165 InChI Key: HDFQKJQEWGVKCQ-UHFFFAOYSA-N PubChem CID: 6672 IUPAC Name: 1,3-dimethyl-2-nitrobenzene SMILES: CC1=C(C(=CC=C1)C)[N+](=O)[O-]

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Specifications

PubChem CID	6672
CAS	81-20-9
Molecular Weight (g/mol)	151.165
SMILES	CC1=C(C(=CC=C1)C)[N+](=O)[O-]
IUPAC Name	1,3-dimethyl-2-nitrobenzene
InChI Key	HDFQKJQEWGVKCQ-UHFFFAOYSA-N
Molecular Formula	C8H9NO2

815

Internal Standard, SPEX CertiPrep™

CAS: 2050-68-2 Molecular Formula: C12H8Cl2 Molecular Weight (g/mol): 223.096 InChI Key: YTBRNEUEFCNVHC-UHFFFAOYSA-N PubChem CID: 16308 ChEBI: CHEBI:34364 IUPAC Name: 1-chloro-4-(4-chlorophenyl)benzene SMILES: C1=CC(=CC=C1C2=CC=C(C=C2)Cl)Cl

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Specifications

PubChem CID	16308
CAS	2050-68-2
Molecular Weight (g/mol)	223.096
ChEBI	CHEBI:34364
SMILES	C1=CC(=CC=C1C2=CC=C(C=C2)Cl)Cl
IUPAC Name	1-chloro-4-(4-chlorophenyl)benzene
InChI Key	YTBRNEUEFCNVHC-UHFFFAOYSA-N
Molecular Formula	C12H8Cl2

816

SPEX CertiPrep™ Method AOAC 2007.01 SPEXQuE™ QuEChERS Kit

Sensible Solutions for Pesticide Extraction

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Specifications

Type	PSA Dispersive SPE Clean-up Tube
Element	PSA,MgSO4
Technique	Pesticide Extraction
Methods	AOAC 2007.01

817

3,5-Dichlorobenzoic Acid Methyl Ester, SPEX CertiPrep™

CAS: 2905-67-1 Molecular Formula: C8H6Cl2O2 Molecular Weight (g/mol): 205.03 MDL Number: MFCD00032710 InChI Key: BTEVDFJXGLQUDS-UHFFFAOYSA-N PubChem CID: 76192 IUPAC Name: methyl 3,5-dichlorobenzoate SMILES: COC(=O)C1=CC(Cl)=CC(Cl)=C1

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Specifications

PubChem CID	76192
CAS	2905-67-1
Molecular Weight (g/mol)	205.03
MDL Number	MFCD00032710
SMILES	COC(=O)C1=CC(Cl)=CC(Cl)=C1
IUPAC Name	methyl 3,5-dichlorobenzoate
InChI Key	BTEVDFJXGLQUDS-UHFFFAOYSA-N
Molecular Formula	C8H6Cl2O2

818

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

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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

819

Tetraethylene Glycol, SPEX CertiPrep™

CAS: 112-60-7 Molecular Formula: C8H18O5 Molecular Weight (g/mol): 194.227 InChI Key: UWHCKJMYHZGTIT-UHFFFAOYSA-N PubChem CID: 8200 ChEBI: CHEBI:44920 IUPAC Name: 2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethanol SMILES: C(COCCOCCOCCO)O

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Specifications

PubChem CID	8200
CAS	112-60-7
Molecular Weight (g/mol)	194.227
ChEBI	CHEBI:44920
SMILES	C(COCCOCCOCCO)O
IUPAC Name	2-[2-[2-(2-hydroxyethoxy)ethoxy]ethoxy]ethanol
InChI Key	UWHCKJMYHZGTIT-UHFFFAOYSA-N
Molecular Formula	C8H18O5

820

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

821

Wine Standard in Methanol 100ppm, Labeled Three Component Anisole Internal Std. Mix, SPEX CertiPrep™

CAS: 352439-08-8 Molecular Formula: C7H5Cl3O Molecular Weight (g/mol): 216.497 InChI Key: WCVOGSZTONGSQY-RHIBPKLGSA-N PubChem CID: 16212193 IUPAC Name: 1,3,5-trichloro-2,4-dideuterio-6-(trideuteriomethoxy)benzene SMILES: COC1=C(C=C(C=C1Cl)Cl)Cl

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Specifications

PubChem CID	16212193
CAS	352439-08-8
Molecular Weight (g/mol)	216.497
SMILES	COC1=C(C=C(C=C1Cl)Cl)Cl
IUPAC Name	1,3,5-trichloro-2,4-dideuterio-6-(trideuteriomethoxy)benzene
InChI Key	WCVOGSZTONGSQY-RHIBPKLGSA-N
Molecular Formula	C7H5Cl3O

822

Formamide in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 75-12-7 Molecular Formula: CH3NO Molecular Weight (g/mol): 45.04 MDL Number: MFCD00007941 InChI Key: ZHNUHDYFZUAESO-UHFFFAOYSA-N PubChem CID: 713 ChEBI: CHEBI:48431 IUPAC Name: formamide SMILES: NC=O

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Specifications

PubChem CID	713
CAS	75-12-7
Molecular Weight (g/mol)	45.04
ChEBI	CHEBI:48431
MDL Number	MFCD00007941
SMILES	NC=O
IUPAC Name	formamide
InChI Key	ZHNUHDYFZUAESO-UHFFFAOYSA-N
Molecular Formula	CH3NO

823

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

824

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

825

cis-1,2-Dichloroethene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 156-59-2 Molecular Formula: C2H2Cl2 Molecular Weight (g/mol): 96.938 InChI Key: KFUSEUYYWQURPO-UPHRSURJSA-N PubChem CID: 643833 ChEBI: CHEBI:28805 IUPAC Name: (Z)-1,2-dichloroethene SMILES: C(=CCl)Cl

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Specifications

PubChem CID	643833
CAS	156-59-2
Molecular Weight (g/mol)	96.938
ChEBI	CHEBI:28805
SMILES	C(=CCl)Cl
IUPAC Name	(Z)-1,2-dichloroethene
InChI Key	KFUSEUYYWQURPO-UPHRSURJSA-N
Molecular Formula	C2H2Cl2

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