accessibility menu, dialog, popup

UserName
Viewing profile as user:

Environmental Testing Standards

Reference and calibration standards for environmental testing protocols; includes water, wastewater, EPA, TOC, DOD and other laboratory and environmental chemical standards.
EPA Methods Standards (1,082)
TOC Standards (337)
Contract Laboratory Program Standards (140)
Wastewater Standards (100)
Drinking Water Standards (95)
Carbon Oxygen Demand Standards (74)
Environmental Chemical Standards (61)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

brands

  • (1)
  • (2)
  • (10)
  • (27)
  • (2)
  • (117)
  • (36)
  • (1)
  • (135)
  • (17)
  • (1)
  • (1)
  • (34)
  • (4)
  • (12)
  • (140)
  • (1)
  • (13)
  • (1)
  • (1)
  • (28)
  • (1)
  • (41)
  • (1)
  • (42)
  • (2)
  • (38)
  • (1)
  • (2)
  • (3)
  • (31)
  • (17)
  • (19)
  • (3)
  • (6)
  • (1)
  • (3)
  • (8)
  • (1)
  • (13)
  • (237)
  • (50)
  • (3)
  • (364)
  • (1)
  • (1)
  • (10)
  • (5)
  • (2)
  • (2)
  • (2)
  • (1)
  • (19)
  • (3)
  • (227)

special interests

  • (16)
  • (29)
  • (3)
  • (1,012)

Solvent or Matrix

  • (2)
  • (26)
  • (1)
  • (30)
  • (1)
  • (19)
  • (7)
Show all

Molecular Weight (g/mol)

  • (1)
  • (1)
  • (1)
  • (2)
  • (1)
  • (3)
  • (2)
Show all

Grade

  • (10)
  • (2)
  • (2)
  • (37)
  • (5)
  • (2)
  • (63)
Show all

Technique

  • (117)
  • (1)
  • (25)
  • (117)
  • (1)

Element

  • (1)
  • (1)
  • (1)
  • (1)
  • (3)
  • (1)
  • (1)
Show all

Concentration

  • (1)
  • (2)
  • (1)
  • (3)
  • (2)
  • (2)
  • (3)
Show all

Industry Type

  • (2)
  • (6)
  • (2)
  • (13)
  • (9)

Certifications/Compliance

  • (2)
  • (2)
  • (1)
  • (1)

Quantity

  • (1)
  • (1)
  • (1)
  • (1)
  • (1)
  • (1)

Percent Purity

  • (1)
  • (2)

Search Within Results
Keyword Search:
1,546 – 1,560 of 1,787 results
1,546

QC Check Solution, SPEX CertiPrep™
SDP

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

1,547

Dimethoxymethane, SPEX CertiPrep™
SDP

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

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
1,548

Analyte Mix B, SPEX CertiPrep™
SDP

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

1,549

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

CAS: 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

PubChem CID 8561
CAS 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
1,550

1,2-Dimethyl-4-Ethylbenzene, SPEX CertiPrep™
SDP

CAS: 934-80-5 Molecular Formula: C10H14 Molecular Weight (g/mol): 134.222 InChI Key: SBUYFICWQNHBCM-UHFFFAOYSA-N PubChem CID: 13629 IUPAC Name: 4-ethyl-1,2-dimethylbenzene SMILES: CCC1=CC(=C(C=C1)C)C

PubChem CID 13629
CAS 934-80-5
Molecular Weight (g/mol) 134.222
SMILES CCC1=CC(=C(C=C1)C)C
IUPAC Name 4-ethyl-1,2-dimethylbenzene
InChI Key SBUYFICWQNHBCM-UHFFFAOYSA-N
Molecular Formula C10H14
1,551

Internal Standard, Bromodichloromethane, SPEX CertiPrep™
SDP

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

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
1,552

Aroclor Mix 2, SPEX CertiPrep™
SDP

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

1,553

4-Chlorobenzotrifluoride, SPEX CertiPrep™
SDP

CAS: 98-56-6 Molecular Formula: C7H4ClF3 Molecular Weight (g/mol): 180.554 InChI Key: QULYNCCPRWKEMF-UHFFFAOYSA-N PubChem CID: 7394 IUPAC Name: 1-chloro-4-(trifluoromethyl)benzene SMILES: C1=CC(=CC=C1C(F)(F)F)Cl

PubChem CID 7394
CAS 98-56-6
Molecular Weight (g/mol) 180.554
SMILES C1=CC(=CC=C1C(F)(F)F)Cl
IUPAC Name 1-chloro-4-(trifluoromethyl)benzene
InChI Key QULYNCCPRWKEMF-UHFFFAOYSA-N
Molecular Formula C7H4ClF3
1,554

Surrogate Standard, SPEX CertiPrep™
SDP

CAS: 110-56-5 Molecular Formula: C4H8Cl2 Molecular Weight (g/mol): 127.01 MDL Number: MFCD00001011 InChI Key: KJDRSWPQXHESDQ-UHFFFAOYSA-N PubChem CID: 8059 IUPAC Name: 1,4-dichlorobutane SMILES: ClCCCCCl

PubChem CID 8059
CAS 110-56-5
Molecular Weight (g/mol) 127.01
MDL Number MFCD00001011
SMILES ClCCCCCl
IUPAC Name 1,4-dichlorobutane
InChI Key KJDRSWPQXHESDQ-UHFFFAOYSA-N
Molecular Formula C4H8Cl2
1,555

1,2-Dichlorobenzene-d4, SPEX CertiPrep™
SDP

CAS: 2199-69-1 Molecular Formula: C6H4Cl2 Molecular Weight (g/mol): 151.02 MDL Number: MFCD00037106 InChI Key: RFFLAFLAYFXFSW-RHQRLBAQSA-N PubChem CID: 519913 IUPAC Name: 1,2-dichloro-3,4,5,6-tetradeuteriobenzene SMILES: [2H]C1=C([2H])C([2H])=C(Cl)C(Cl)=C1[2H]

PubChem CID 519913
CAS 2199-69-1
Molecular Weight (g/mol) 151.02
MDL Number MFCD00037106
SMILES [2H]C1=C([2H])C([2H])=C(Cl)C(Cl)=C1[2H]
IUPAC Name 1,2-dichloro-3,4,5,6-tetradeuteriobenzene
InChI Key RFFLAFLAYFXFSW-RHQRLBAQSA-N
Molecular Formula C6H4Cl2
1,556

Crotoxyphos, SPEX CertiPrep™
SDP

CAS: 7700-17-6 Molecular Formula: C14H19O6P Molecular Weight (g/mol): 314.274 InChI Key: XXXSILNSXNPGKG-ZHACJKMWSA-N PubChem CID: 5371578 ChEBI: CHEBI:82110 IUPAC Name: 1-phenylethyl (E)-3-dimethoxyphosphoryloxybut-2-enoate SMILES: CC(C1=CC=CC=C1)OC(=O)C=C(C)OP(=O)(OC)OC

PubChem CID 5371578
CAS 7700-17-6
Molecular Weight (g/mol) 314.274
ChEBI CHEBI:82110
SMILES CC(C1=CC=CC=C1)OC(=O)C=C(C)OP(=O)(OC)OC
IUPAC Name 1-phenylethyl (E)-3-dimethoxyphosphoryloxybut-2-enoate
InChI Key XXXSILNSXNPGKG-ZHACJKMWSA-N
Molecular Formula C14H19O6P
1,557

1,2-Dimethoxyethane in Dimethyl Sulfoxide, SPEX CertiPrep™
SDP

CAS: 110-71-4 Molecular Formula: C4H10O2 Molecular Weight (g/mol): 90.122 InChI Key: XTHFKEDIFFGKHM-UHFFFAOYSA-N PubChem CID: 8071 ChEBI: CHEBI:42263 IUPAC Name: 1,2-dimethoxyethane SMILES: COCCOC

PubChem CID 8071
CAS 110-71-4
Molecular Weight (g/mol) 90.122
ChEBI CHEBI:42263
SMILES COCCOC
IUPAC Name 1,2-dimethoxyethane
InChI Key XTHFKEDIFFGKHM-UHFFFAOYSA-N
Molecular Formula C4H10O2
1,558

Ethylcyclopentane, SPEX CertiPrep™
SDP

CAS: 1640-89-7 Molecular Formula: C7H14 Molecular Weight (g/mol): 98.189 InChI Key: IFTRQJLVEBNKJK-UHFFFAOYSA-N PubChem CID: 15431 IUPAC Name: ethylcyclopentane SMILES: CCC1CCCC1

PubChem CID 15431
CAS 1640-89-7
Molecular Weight (g/mol) 98.189
SMILES CCC1CCCC1
IUPAC Name ethylcyclopentane
InChI Key IFTRQJLVEBNKJK-UHFFFAOYSA-N
Molecular Formula C7H14
1,559

4-tert-Butylphenol, SPEX CertiPrep™
SDP

CAS: 98-54-4 Molecular Formula: C10H14O Molecular Weight (g/mol): 150.221 InChI Key: QHPQWRBYOIRBIT-UHFFFAOYSA-N PubChem CID: 7393 ChEBI: CHEBI:34444 IUPAC Name: 4-tert-butylphenol SMILES: CC(C)(C)C1=CC=C(C=C1)O

PubChem CID 7393
CAS 98-54-4
Molecular Weight (g/mol) 150.221
ChEBI CHEBI:34444
SMILES CC(C)(C)C1=CC=C(C=C1)O
IUPAC Name 4-tert-butylphenol
InChI Key QHPQWRBYOIRBIT-UHFFFAOYSA-N
Molecular Formula C10H14O
1,560

Acid Matrix Spike, SPEX CertiPrep™
SDP

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