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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946 – 960 of 989 results

946

CAS	39300-45-3
Molecular Weight (g/mol)	366.41
Molecular Formula	C18H26N2O6

PubChem CID	7505
CAS	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

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

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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

949

N,N-Dimethylacetamide in Dimethyl Sulfoxide, SPEX CertiPrep™

CAS: 127-19-5 Molecular Formula: C4H9NO Molecular Weight (g/mol): 87.12 MDL Number: MFCD00008686 InChI Key: FXHOOIRPVKKKFG-UHFFFAOYSA-N PubChem CID: 31374 ChEBI: CHEBI:84254 IUPAC Name: N,N-dimethylacetamide SMILES: CN(C)C(C)=O

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Specifications

PubChem CID	31374
CAS	127-19-5
Molecular Weight (g/mol)	87.12
ChEBI	CHEBI:84254
MDL Number	MFCD00008686
SMILES	CN(C)C(C)=O
IUPAC Name	N,N-dimethylacetamide
InChI Key	FXHOOIRPVKKKFG-UHFFFAOYSA-N
Molecular Formula	C4H9NO

950

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

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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

951

Internal Standard, Bromodichloromethane, SPEX CertiPrep™

CAS: 75-27-4 Molecular Formula: CHBrCl2 Molecular Weight (g/mol): 163.823 InChI Key: FMWLUWPQPKEARP-UHFFFAOYSA-N PubChem CID: 6359 ChEBI: CHEBI:34591 IUPAC Name: bromo(dichloro)methane SMILES: C(Cl)(Cl)Br

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Specifications

PubChem CID	6359
CAS	75-27-4
Molecular Weight (g/mol)	163.823
ChEBI	CHEBI:34591
SMILES	C(Cl)(Cl)Br
IUPAC Name	bromo(dichloro)methane
InChI Key	FMWLUWPQPKEARP-UHFFFAOYSA-N
Molecular Formula	CHBrCl2

952

Volatile Organics Combination Mix, Analyte Mixes A, C and D, SPEX CertiPrep™

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

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953

Dibensyl Phthalate, SPEX CertiPrep™

CAS: 523-31-9 Molecular Formula: C22H18O4 Molecular Weight (g/mol): 346.382 InChI Key: UCVPKAZCQPRWAY-UHFFFAOYSA-N PubChem CID: 220773 IUPAC Name: dibenzyl benzene-1,2-dicarboxylate SMILES: C1=CC=C(C=C1)COC(=O)C2=CC=CC=C2C(=O)OCC3=CC=CC=C3

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Specifications

PubChem CID	220773
CAS	523-31-9
Molecular Weight (g/mol)	346.382
SMILES	C1=CC=C(C=C1)COC(=O)C2=CC=CC=C2C(=O)OCC3=CC=CC=C3
IUPAC Name	dibenzyl benzene-1,2-dicarboxylate
InChI Key	UCVPKAZCQPRWAY-UHFFFAOYSA-N
Molecular Formula	C22H18O4

954

Aroclor Mix 1, SPEX CertiPrep™

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

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955

Pentachlorophenol, SPEX CertiPrep™

CAS: 87-86-5 Molecular Formula: C6HCl5O Molecular Weight (g/mol): 266.323 InChI Key: IZUPBVBPLAPZRR-UHFFFAOYSA-N PubChem CID: 992 ChEBI: CHEBI:17642 IUPAC Name: 2,3,4,5,6-pentachlorophenol SMILES: C1(=C(C(=C(C(=C1Cl)Cl)Cl)Cl)Cl)O

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Specifications

PubChem CID	992
CAS	87-86-5
Molecular Weight (g/mol)	266.323
ChEBI	CHEBI:17642
SMILES	C1(=C(C(=C(C(=C1Cl)Cl)Cl)Cl)Cl)O
IUPAC Name	2,3,4,5,6-pentachlorophenol
InChI Key	IZUPBVBPLAPZRR-UHFFFAOYSA-N
Molecular Formula	C6HCl5O

956

Free Acids Analyte Mix with Surrogate, SPEX CertiPrep™

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

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957

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

CAS: 52663-71-5 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

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Specifications

PubChem CID	40478
CAS	52663-71-5
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

Siduron, SPEX CertiPrep™

CAS: 1982-49-6 Molecular Formula: C14H20N2O Molecular Weight (g/mol): 232.33 MDL Number: MFCD00072453 InChI Key: JXVIIQLNUPXOII-UHFFFAOYNA-N PubChem CID: 16116 ChEBI: CHEBI:81744 IUPAC Name: 1-(2-methylcyclohexyl)-3-phenylurea SMILES: CC1CCCCC1NC(=O)NC1=CC=CC=C1

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Specifications

PubChem CID	16116
CAS	1982-49-6
Molecular Weight (g/mol)	232.33
ChEBI	CHEBI:81744
MDL Number	MFCD00072453
SMILES	CC1CCCCC1NC(=O)NC1=CC=CC=C1
IUPAC Name	1-(2-methylcyclohexyl)-3-phenylurea
InChI Key	JXVIIQLNUPXOII-UHFFFAOYNA-N
Molecular Formula	C14H20N2O

959

2,3-Dichloropropionic Acid, SPEX CertiPrep™

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960

Mix F, SPEX CertiPrep™

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

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EPA Methods Standards

Dinocap, SPEX CertiPrep™