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.

946 – 960 of 1,055 results

946

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

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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

947

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

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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

948

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

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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

949

1-Methyl-2-pyrrolidinone in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 872-50-4 Molecular Formula: C5H9NO Molecular Weight (g/mol): 99.133 InChI Key: SECXISVLQFMRJM-UHFFFAOYSA-N PubChem CID: 13387 ChEBI: CHEBI:7307 IUPAC Name: 1-methylpyrrolidin-2-one SMILES: CN1CCCC1=O

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Specifications

PubChem CID	13387
CAS	872-50-4
Molecular Weight (g/mol)	99.133
ChEBI	CHEBI:7307
SMILES	CN1CCCC1=O
IUPAC Name	1-methylpyrrolidin-2-one
InChI Key	SECXISVLQFMRJM-UHFFFAOYSA-N
Molecular Formula	C5H9NO

950

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

951

Acetonitrile in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 75-05-8 Molecular Formula: C2H3N Molecular Weight (g/mol): 41.053 InChI Key: WEVYAHXRMPXWCK-UHFFFAOYSA-N PubChem CID: 6342 ChEBI: CHEBI:38472 IUPAC Name: acetonitrile SMILES: CC#N

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Specifications

PubChem CID	6342
CAS	75-05-8
Molecular Weight (g/mol)	41.053
ChEBI	CHEBI:38472
SMILES	CC#N
IUPAC Name	acetonitrile
InChI Key	WEVYAHXRMPXWCK-UHFFFAOYSA-N
Molecular Formula	C2H3N

952

2-Ethoxyethanol in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 110-80-5 Molecular Formula: C4H10O2 Molecular Weight (g/mol): 90.12 MDL Number: MFCD00002869 InChI Key: ZNQVEEAIQZEUHB-UHFFFAOYSA-N PubChem CID: 8076 ChEBI: CHEBI:46788 IUPAC Name: 2-ethoxyethan-1-ol SMILES: CCOCCO

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Specifications

PubChem CID	8076
CAS	110-80-5
Molecular Weight (g/mol)	90.12
ChEBI	CHEBI:46788
MDL Number	MFCD00002869
SMILES	CCOCCO
IUPAC Name	2-ethoxyethan-1-ol
InChI Key	ZNQVEEAIQZEUHB-UHFFFAOYSA-N
Molecular Formula	C4H10O2

953

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

CAS: 156-60-5 Molecular Formula: C2H2Cl2 Molecular Weight (g/mol): 96.94 MDL Number: MFCD00062942 InChI Key: KFUSEUYYWQURPO-OWOJBTEDSA-N PubChem CID: 638186 ChEBI: CHEBI:29027 IUPAC Name: (1E)-1,2-dichloroethene SMILES: Cl\C=C\Cl

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Specifications

PubChem CID	638186
CAS	156-60-5
Molecular Weight (g/mol)	96.94
ChEBI	CHEBI:29027
MDL Number	MFCD00062942
SMILES	Cl\C=C\Cl
IUPAC Name	(1E)-1,2-dichloroethene
InChI Key	KFUSEUYYWQURPO-OWOJBTEDSA-N
Molecular Formula	C2H2Cl2

954

2-Chloropropene, SPEX CertiPrep™

CAS: 67-56-1,557-98-2 Molecular Formula: C3H5Cl Molecular Weight (g/mol): 76.523 InChI Key: PNLQPWWBHXMFCA-UHFFFAOYSA-N PubChem CID: 11203 IUPAC Name: 2-chloroprop-1-ene SMILES: CC(=C)Cl

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Specifications

PubChem CID	11203
CAS	67-56-1,557-98-2
Molecular Weight (g/mol)	76.523
SMILES	CC(=C)Cl
IUPAC Name	2-chloroprop-1-ene
InChI Key	PNLQPWWBHXMFCA-UHFFFAOYSA-N
Molecular Formula	C3H5Cl

955

Phthalic Acid Di-n-Amyl Ester, SPEX CertiPrep™

CAS: 67-56-1,131-18-0 Molecular Formula: C18H26O4 Molecular Weight (g/mol): 306.402 InChI Key: IPKKHRVROFYTEK-UHFFFAOYSA-N PubChem CID: 8561 ChEBI: CHEBI:34680 IUPAC Name: dipentyl benzene-1,2-dicarboxylate SMILES: CCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCC

Pricing & Availability
Specifications

PubChem CID	8561
CAS	67-56-1,131-18-0
Molecular Weight (g/mol)	306.402
ChEBI	CHEBI:34680
SMILES	CCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCC
IUPAC Name	dipentyl benzene-1,2-dicarboxylate
InChI Key	IPKKHRVROFYTEK-UHFFFAOYSA-N
Molecular Formula	C18H26O4

956

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

957

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

958

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

959

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

960

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

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Trichloroethene 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

1-Methyl-2-pyrrolidinone 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

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

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

trans-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

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

Phthalic Acid Di-n-Amyl Ester, 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

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

Hexadecene-1, 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

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