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.

931 – 945 of 1,055 results

931

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

932

1,2 Dichloroethane in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 107-06-2 Molecular Formula: C2H4Cl2 Molecular Weight (g/mol): 98.95 MDL Number: MFCD00000963 InChI Key: WSLDOOZREJYCGB-UHFFFAOYSA-N PubChem CID: 11 ChEBI: CHEBI:27789 IUPAC Name: 1,2-dichloroethane SMILES: ClCCCl

Pricing & Availability
Specifications

PubChem CID	11
CAS	107-06-2
Molecular Weight (g/mol)	98.95
ChEBI	CHEBI:27789
MDL Number	MFCD00000963
SMILES	ClCCCl
IUPAC Name	1,2-dichloroethane
InChI Key	WSLDOOZREJYCGB-UHFFFAOYSA-N
Molecular Formula	C2H4Cl2

933

Ethylbenzene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 100-41-4 Molecular Formula: C8H10 Molecular Weight (g/mol): 106.168 InChI Key: YNQLUTRBYVCPMQ-UHFFFAOYSA-N PubChem CID: 7500 ChEBI: CHEBI:16101 IUPAC Name: ethylbenzene SMILES: CCC1=CC=CC=C1

Pricing & Availability
Specifications

PubChem CID	7500
CAS	100-41-4
Molecular Weight (g/mol)	106.168
ChEBI	CHEBI:16101
SMILES	CCC1=CC=CC=C1
IUPAC Name	ethylbenzene
InChI Key	YNQLUTRBYVCPMQ-UHFFFAOYSA-N
Molecular Formula	C8H10

934

p-Xylene in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 106-42-3 Molecular Formula: C8H10 Molecular Weight (g/mol): 106.17 MDL Number: MFCD00008556 InChI Key: URLKBWYHVLBVBO-UHFFFAOYSA-N PubChem CID: 7809 ChEBI: CHEBI:27417 IUPAC Name: 1,4-xylene SMILES: CC1=CC=C(C)C=C1

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Specifications

PubChem CID	7809
CAS	106-42-3
Molecular Weight (g/mol)	106.17
ChEBI	CHEBI:27417
MDL Number	MFCD00008556
SMILES	CC1=CC=C(C)C=C1
IUPAC Name	1,4-xylene
InChI Key	URLKBWYHVLBVBO-UHFFFAOYSA-N
Molecular Formula	C8H10

935

Diphenylamine, SPEX CertiPrep™

CAS: 67-56-1,122-39-4 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	67-56-1,122-39-4
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

936

Heptonic Acid, SPEX CertiPrep™

CAS: 67-56-1,111-14-8 Molecular Formula: C7H14O2 Molecular Weight (g/mol): 130.187 InChI Key: MNWFXJYAOYHMED-UHFFFAOYSA-N PubChem CID: 8094 ChEBI: CHEBI:45571 IUPAC Name: heptanoic acid SMILES: CCCCCCC(=O)O

Pricing & Availability
Specifications

PubChem CID	8094
CAS	67-56-1,111-14-8
Molecular Weight (g/mol)	130.187
ChEBI	CHEBI:45571
SMILES	CCCCCCC(=O)O
IUPAC Name	heptanoic acid
InChI Key	MNWFXJYAOYHMED-UHFFFAOYSA-N
Molecular Formula	C7H14O2

937

Hexadecene-1, SPEX CertiPrep™

CAS: 75-09-2,629-73-2 Molecular Formula: C16H32 Molecular Weight (g/mol): 224.432 InChI Key: GQEZCXVZFLOKMC-UHFFFAOYSA-N PubChem CID: 12395 ChEBI: CHEBI:77507 IUPAC Name: hexadec-1-ene SMILES: CCCCCCCCCCCCCCC=C

Pricing & Availability
Specifications

PubChem CID	12395
CAS	75-09-2,629-73-2
Molecular Weight (g/mol)	224.432
ChEBI	CHEBI:77507
SMILES	CCCCCCCCCCCCCCC=C
IUPAC Name	hexadec-1-ene
InChI Key	GQEZCXVZFLOKMC-UHFFFAOYSA-N
Molecular Formula	C16H32

938

3,4-Dichlorotoluene, SPEX CertiPrep™

CAS: 95-75-0,67-56-1 Molecular Formula: C7H6Cl2 Molecular Weight (g/mol): 161.025 InChI Key: WYUIWKFIFOJVKW-UHFFFAOYSA-N PubChem CID: 7256 IUPAC Name: 1,2-dichloro-4-methylbenzene SMILES: CC1=CC(=C(C=C1)Cl)Cl

Pricing & Availability
Specifications

PubChem CID	7256
CAS	95-75-0,67-56-1
Molecular Weight (g/mol)	161.025
SMILES	CC1=CC(=C(C=C1)Cl)Cl
IUPAC Name	1,2-dichloro-4-methylbenzene
InChI Key	WYUIWKFIFOJVKW-UHFFFAOYSA-N
Molecular Formula	C7H6Cl2

939

Propargyl Alcohol, SPEX CertiPrep™

CAS: 67-56-1,107-19-7 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	67-56-1,107-19-7
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

940

Tetryl, SPEX CertiPrep™

CAS: 479-45-8 Molecular Formula: C7H5N5O8 Molecular Weight (g/mol): 287.144 InChI Key: AGUIVNYEYSCPNI-UHFFFAOYSA-N PubChem CID: 10178 ChEBI: CHEBI:28950 IUPAC Name: N-methyl-N-(2,4,6-trinitrophenyl)nitramide SMILES: CN(C1=C(C=C(C=C1[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]

Pricing & Availability
Specifications

PubChem CID	10178
CAS	479-45-8
Molecular Weight (g/mol)	287.144
ChEBI	CHEBI:28950
SMILES	CN(C1=C(C=C(C=C1[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-])[N+](=O)[O-]
IUPAC Name	N-methyl-N-(2,4,6-trinitrophenyl)nitramide
InChI Key	AGUIVNYEYSCPNI-UHFFFAOYSA-N
Molecular Formula	C7H5N5O8

941

2,2',3,3',4,3',6-Heptachlorobiphenyl, SPEX CertiPrep™

CAS: 67-56-1 Molecular Formula: C12H3Cl7 Molecular Weight (g/mol): 395.306 InChI Key: TZMHVHLTPWKZCI-UHFFFAOYSA-N PubChem CID: 40478 IUPAC Name: 1,2,3,5-tetrachloro-4-(2,3,4-trichlorophenyl)benzene SMILES: C1=CC(=C(C(=C1C2=C(C(=C(C=C2Cl)Cl)Cl)Cl)Cl)Cl)Cl

Pricing & Availability
Specifications

PubChem CID	40478
CAS	67-56-1
Molecular Weight (g/mol)	395.306
SMILES	C1=CC(=C(C(=C1C2=C(C(=C(C=C2Cl)Cl)Cl)Cl)Cl)Cl)Cl
IUPAC Name	1,2,3,5-tetrachloro-4-(2,3,4-trichlorophenyl)benzene
InChI Key	TZMHVHLTPWKZCI-UHFFFAOYSA-N
Molecular Formula	C12H3Cl7

942

Diazinon-O-Analog, SPEX CertiPrep™

CAS: 67-64-1 Molecular Formula: C12H21N2O4P Molecular Weight (g/mol): 288.284 InChI Key: VBLJFQYCTRKKKF-UHFFFAOYSA-N PubChem CID: 13754 ChEBI: CHEBI:83533 IUPAC Name: diethyl (6-methyl-2-propan-2-ylpyrimidin-4-yl) phosphate SMILES: CCOP(=O)(OCC)OC1=NC(=NC(=C1)C)C(C)C

Pricing & Availability
Specifications

PubChem CID	13754
CAS	67-64-1
Molecular Weight (g/mol)	288.284
ChEBI	CHEBI:83533
SMILES	CCOP(=O)(OCC)OC1=NC(=NC(=C1)C)C(C)C
IUPAC Name	diethyl (6-methyl-2-propan-2-ylpyrimidin-4-yl) phosphate
InChI Key	VBLJFQYCTRKKKF-UHFFFAOYSA-N
Molecular Formula	C12H21N2O4P

943

Chlorotoluron, SPEX CertiPrep™

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944

bis (2-Chloroisopropyl) Ether, SPEX CertiPrep™

CAS: 75-09-2 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

Pricing & Availability
Specifications

PubChem CID	7944
CAS	75-09-2
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

945

Benzontrile, SPEX CertiPrep™

CAS: 67-56-1,100-47-0 Molecular Formula: C7H5N Molecular Weight (g/mol): 103.124 InChI Key: JFDZBHWFFUWGJE-UHFFFAOYSA-N PubChem CID: 7505 ChEBI: CHEBI:27991 IUPAC Name: benzonitrile SMILES: C1=CC=C(C=C1)C#N

Pricing & Availability
Specifications

PubChem CID	7505
CAS	67-56-1,100-47-0
Molecular Weight (g/mol)	103.124
ChEBI	CHEBI:27991
SMILES	C1=CC=C(C=C1)C#N
IUPAC Name	benzonitrile
InChI Key	JFDZBHWFFUWGJE-UHFFFAOYSA-N
Molecular Formula	C7H5N

EPA Methods Standards

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

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

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

p-Xylene in Dimethyl Sulfoxide, 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

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

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

3,4-Dichlorotoluene, 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

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

2,2',3,3',4,3',6-Heptachlorobiphenyl, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

Chlorotoluron, 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

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