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 989 results

886

QC Check Solution, SPEX CertiPrep™

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

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887

Nitrogen-Phosphorous Pesticides Mix D, SPEX CertiPrep™

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

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Specifications

Chemical Name or Material	Nitrogen-Phosphorus Pesticides Mix D

888

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

Pricing & Availability
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

889

EPA CLP Volatiles Standards Low Concentration, SPEX CertiPrep™

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

Pricing & Availability

890

Volatile Matrix Spike, High Level , SPEX CertiPrep™

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

Pricing & Availability

891

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

892

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

893

n-Nonacosane, SPEX CertiPrep™

CAS: 630-03-5 Molecular Formula: C29H60 Molecular Weight (g/mol): 408.80 MDL Number: MFCD00009356 InChI Key: IGGUPRCHHJZPBS-UHFFFAOYSA-N PubChem CID: 12409 ChEBI: CHEBI:7613 IUPAC Name: nonacosane SMILES: CCCCCCCCCCCCCCCCCCCCCCCCCCCCC

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Specifications

PubChem CID	12409
CAS	630-03-5
Molecular Weight (g/mol)	408.80
ChEBI	CHEBI:7613
MDL Number	MFCD00009356
SMILES	CCCCCCCCCCCCCCCCCCCCCCCCCCCCC
IUPAC Name	nonacosane
InChI Key	IGGUPRCHHJZPBS-UHFFFAOYSA-N
Molecular Formula	C29H60

894

PCB Congener Mix, SPEX CertiPrep™

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

Pricing & Availability

895

Azinphos-Ethyl, SPEX CertiPrep™

CAS: 2642-71-9 Molecular Formula: C12H16N3O3PS2 Molecular Weight (g/mol): 345.372 InChI Key: RQVGAIADHNPSME-UHFFFAOYSA-N PubChem CID: 17531 ChEBI: CHEBI:38587 IUPAC Name: 3-(diethoxyphosphinothioylsulfanylmethyl)-1,2,3-benzotriazin-4-one SMILES: CCOP(=S)(OCC)SCN1C(=O)C2=CC=CC=C2N=N1

Pricing & Availability
Specifications

PubChem CID	17531
CAS	2642-71-9
Molecular Weight (g/mol)	345.372
ChEBI	CHEBI:38587
SMILES	CCOP(=S)(OCC)SCN1C(=O)C2=CC=CC=C2N=N1
IUPAC Name	3-(diethoxyphosphinothioylsulfanylmethyl)-1,2,3-benzotriazin-4-one
InChI Key	RQVGAIADHNPSME-UHFFFAOYSA-N
Molecular Formula	C12H16N3O3PS2

896

CLP 90 Mix F, SPEX CertiPrep™

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

Pricing & Availability

897

Omite, SPEX CertiPrep™

CAS: 2312-35-8 Molecular Formula: C19H26O4S Molecular Weight (g/mol): 350.473 InChI Key: ZYHMJXZULPZUED-UHFFFAOYSA-N PubChem CID: 4936 ChEBI: CHEBI:39300 IUPAC Name: [2-(4-tert-butylphenoxy)cyclohexyl] prop-2-ynyl sulfite SMILES: CC(C)(C)C1=CC=C(C=C1)OC2CCCCC2OS(=O)OCC#C

Pricing & Availability
Specifications

PubChem CID	4936
CAS	2312-35-8
Molecular Weight (g/mol)	350.473
ChEBI	CHEBI:39300
SMILES	CC(C)(C)C1=CC=C(C=C1)OC2CCCCC2OS(=O)OCC#C
IUPAC Name	[2-(4-tert-butylphenoxy)cyclohexyl] prop-2-ynyl sulfite
InChI Key	ZYHMJXZULPZUED-UHFFFAOYSA-N
Molecular Formula	C19H26O4S

898

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

Pricing & Availability
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

899

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

900

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

Pricing & Availability
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

EPA Methods Standards

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

Nitrogen-Phosphorous Pesticides Mix D, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

EPA CLP Volatiles Standards Low Concentration, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Volatile Matrix Spike, High Level , SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

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

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

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

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

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

CLP 90 Mix F, SPEX CertiPrep™ Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Omite, 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

Bromoethane, 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

QC Check Solution, SPEX CertiPrep™

Nitrogen-Phosphorous Pesticides Mix D, SPEX CertiPrep™

Internal Standard, SPEX CertiPrep™

EPA CLP Volatiles Standards Low Concentration, SPEX CertiPrep™

Volatile Matrix Spike, High Level , SPEX CertiPrep™

3'-Bromoacetophenone, SPEX CertiPrep™

Vanillin, SPEX CertiPrep™

n-Nonacosane, SPEX CertiPrep™

PCB Congener Mix, SPEX CertiPrep™

Azinphos-Ethyl, SPEX CertiPrep™

CLP 90 Mix F, SPEX CertiPrep™

Omite, SPEX CertiPrep™

p-Xylene in Dimethyl Sulfoxide, SPEX CertiPrep™

Bromoethane, SPEX CertiPrep™

2-Ethoxyethanol in Dimethyl Sulfoxide, SPEX CertiPrep™