Organic
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spex Polynuclear Aromatic Hydrocarbon (PAH) Mix A
SPEX CertiPrepUS EPA Method 8100 is an analytical method for the monitoring of PNA hydrocarbons in aqueous and solid samples by GC/FID.
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Na-Boc-Nß-Allyloxycarbonyl-D-2,3-Diaminopropionic Acid Dicyclohexylammonium Salt
INDOFINE Chemical CompanyMF: C12H21N2O6 . C12H23N MF: 469.56 CAS: 204197-26-2
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spex® Ethanol Analytical Standard
SPEX CertiPrepConsumer Safety Standards Analytical Standards for Wine is a complex combination of water, alcohol and other substances such as organic acids, phenols, sugars, carbon dioxide, and sulfur dioxide. The chemical interactions of these compounds, combined with the aging process, determine the quality of…
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Maritimein with HPLC
INDOFINE Chemical CompanyMF: C21H20O11 MF: 448.38 CAS: 490-54-0 Purity: =97.5% by HPLC
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L-Glutamic Acid-a-4-Nitroanilide
INDOFINE Chemical CompanyMF: C11H13N3O5 MF: 267.3 CAS: 24032-35-7 Purity: >99% by TLC
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spex Multi-State Hydrocarbon Standard (High Level)
SPEX CertiPrepUS EPA Method 8270 is a general analytical method for the monitoring of semivolatiles in environmental and waste samples by GC/MS.
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spex Volatile Organics Mix with 60 Certified Components
SPEX CertiPrepUS EPA Method 502.2 is a general analytical method for the monitoring of halogenated, purgeable VOCs in drinking water and raw water sources by GC megabore capillary column techniques and Hall and Photoionization Detectors (PID). Application: For US EPA Methods 502.2 and 8260
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spex® tau-Fluvalinate Single-Component Organic Standard
SPEX CertiPrepSingle-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when…
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Fmoc-S-Acetamidomethyl-L-Cysteine
INDOFINE Chemical CompanyMF: C21H22N2O5S MF: 414.5 CAS: 86060-81-3 Purity: >99% by HPLC
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Catechin with HPLC
INDOFINE Chemical CompanyMF: C15H14O6 MF: 290.28 CAS: 154-23-4 Purity: =99% by HPLC
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spex Acrolein & Acrylonitrile Standards
SPEX CertiPrepUS EPA Method 603 is a general analytical method for the separation of acrolein and acrylonitrile in municipal and industrial wastewater by GC/FID. Application: For US EPA Method 603
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Ginsenoside Rd
INDOFINE Chemical CompanyMF: C48H82O18 MF: 947.17 CAS: 52705-93-8 Purity: =98% by HPLC
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3,7,4'-Trihydroxyflavone
INDOFINE Chemical CompanyMF: C15H10O5 MF: 270.25 CAS: 2034-65-3 Purity: >99%
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5,6,7,3',4',5'-Hexamethoxyflavone
INDOFINE Chemical CompanyMF: C21H22O8 MF: 402.4 CAS: 29043-07-0 Purity: >98%
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Na-Boc-Nß-Z-D-2,3-Diaminopropionic Acid Dicyclohexylammonium Salt
INDOFINE Chemical CompanyMF: C16H22N2O6 . C12H23N MF: 519.69 CAS: 81306-94-7 Purity: 0.99
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L-Lysine Methylester Dihydrochloride
INDOFINE Chemical CompanyMF: C7H16N2O2 . 2HCl MF: 233.1 CAS: 26348-70-9 Purity: >99% by HPLC
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spex Organochlorine Pesticides Mix
SPEX CertiPrepSemivolatiles US EPA Method 625 is an analytical method for the monitoring of acid and base neutral extractable fractions in municipal and industrial wastewater by GC/MS. US EPA Method 8270 is a general analytical method for the monitoring of semivolatiles in environmental and waste samples by…
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spex® Diuron Single-Component Organic Standard
SPEX CertiPrepSingle-component standards are available as stock items. They are supplied in methanol, or in another solvent, where appropriate. Additional solvents include methylene chloride, acetone, benzene, hexane, acetonitrile, THF, and water. Please inquire about the matrix for a particular item when…
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