Organic
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spex® 2-Methyl-1-propanol 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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Boc-L-Glutamine
INDOFINE Chemical CompanyMF: C10H18N2O5 MF: 246.3 CAS: 13726-85-7 Purity: >98% Assay
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Na-Fmoc-Nß-Allyloxycarbonyl-D-2,3-Diaminopropionic Acid
INDOFINE Chemical CompanyMF: C22H22N2O6 MF: 410.53 CAS: 178924-05-5 Purity: >99% by HPLC
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spex® Method 524.2 Revision 4 Mix
SPEX CertiPrepUS EPA Method 524.3 is a GC/MS method for the analysis of purgeable VOCs in finished drinking water. Analytes added to Methanol 524.3 Revision 4 are supplied in a 24-component mix.
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spex® Acetonitrile 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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spex® Propene 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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Kaempferol-7-O-Glucoside
INDOFINE Chemical CompanyMF: C21H20O11 MF: 448.38 CAS: 16290-07-6 Purity: 0.98
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Boc-4-(Aminomethyl)-Piperidine
INDOFINE Chemical CompanyMF: C11H22N2O2 MF: 214.28 CAS: 144222-22-0 Purity: 95%
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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® Carbon disulfide 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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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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spex® Trimethylamine 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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spex® L(+)-Lactic Acid 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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6-Bromo-4-Hydroxycoumarin
INDOFINE Chemical CompanyMF: C9H5BrO3 MF: 241.05 CAS: 4139-61-1 Purity: 99%
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3-Methyl-2-Benzothiazolinone Hydrazone Hydrochloride (Mbth)
INDOFINE Chemical CompanyMF: C8H9N3S HCl MF: 215.7 CAS: 4338-98-1 Purity: 0.98
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Na-Boc-Nß-Allyloxycarbonyl-L-2,3-Diaminopropionic Acid Dicyclohexylammonium Salt
INDOFINE Chemical CompanyMF: C12H21N2O6 . C12H23N MF: 469.56 CAS: 204197-28-4
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spex® Propane Residual Solvent Standard
SPEX CertiPrepAnalytical Standards for Medicinal and Recreational Cannabis Testing Residual Solvent Single Standard While the legalization of cannabis for both medicinal and recreational purposes has been gaining speed, legislation and regulation has not necessarily kept pace. Out of a drive for self-regulation…
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L-Glutamine-a-Tert-Butylester Hydrochloride
INDOFINE Chemical CompanyMF: C9H18N2O3 . HCl MF: 238.72 CAS: 39741-62-3
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L-Phenylalanine Amide Hydrochloride
INDOFINE Chemical CompanyMF: C9H12N2O . HCl MF: 200.70 CAS: 65864-22-4 Purity: >98% by HPLC
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spex® Volatiles Mix D
SPEX CertiPrepCLP Series Methods: The US EPA retains analytical services through the Contract Laboratory Program (CLP). The CLP follows detailed SOPs derived from EPA methods and SW-846. The CLP Volatile Organic Analysis Method is an analytical method for the analysis of aqueous or solid samples for VOCs by…
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Phthaloyl-L-Isoleucine
INDOFINE Chemical CompanyMF: C14H15NO4 MF: 261.27 CAS: 29588-88-3 Purity: 0.997
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5,7-Dimethoxyflavanone
INDOFINE Chemical CompanyMF: C17H16O4 MF: 284.32 CAS: 1036-72-2 Purity: >99%
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Na-Fmoc-Nß-Boc-D-2,3-Diaminopropionic Acid
INDOFINE Chemical CompanyMF: C23H26N2O6 MF: 426.50 CAS: 198544-42-2 Purity: 0.99
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Na-Boc-Nß-Fmoc-D-2,3-Diaminopropionic Acid
INDOFINE Chemical CompanyMF: C23H26N2O6 MF: 426.48 CAS: 131570-56-4 Purity: >99% by HPLC