Chemicals, Organic
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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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4,2'-Dihydroxychalcone
INDOFINE Chemical CompanyMF: C15H12O3 MF: 240.25 CAS: 13323-66-5 Purity: 0.98
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Boc-D-Glutamic Acid-r-Benzylester
INDOFINE Chemical CompanyMF: C17H23NO6 MF: 337.4 CAS: 35793-73-8 Purity: >98%
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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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Single-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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L-Glutamine-a-Tert-Butylester Hydrochloride
INDOFINE Chemical CompanyMF: C9H18N2O3 . HCl MF: 238.72 CAS: 39741-62-3
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Physalien with UV
INDOFINE Chemical CompanyMF: C72H116O4 MF: 1045.72 CAS: 144-67-2 Purity: >95% by UV
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2-(2,4-Dichlorophenyl)-2-(1,2,4-Triazol-1-Yl Methyl)-1,3-Dioxalane-4-Yl Methyl…
INDOFINE Chemical CompanyMF: 408.26 CAS: 115897-54-6 Purity: 98%
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Single-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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L-Glutamic Acid r-Benzylester a-Tert-Butylester Hydrochloride
INDOFINE Chemical CompanyMF: C16H23NO4 . HCl MF: 329.82 CAS: 105590-97-4 Purity: >99% by HPLC
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Fmoc-L-Methionine -N-Hydroxysuccinimide Ester
INDOFINE Chemical CompanyMF: C24H24N2O6S MF: 468.6 CAS: 112913-64-1 Purity: >99% by HPLC
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Cannabis Mix
SPEX CertiPrepCannabis Standards for Medicinal and Recreational Cannabis Testing 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 and significant consumer safety…
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Na-Boc-L-Tryptophan N-Hydroxysuccinimide Ester
INDOFINE Chemical CompanyMF: C20H23N3O6 MF: 401.42 CAS: 3392-11-8 Purity: >98% by HPLC
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spex® Regular Unleaded Gasoline Petrochemical Fuel Standard
SPEX CertiPrepThe EPA regulates the monitoring and testing of underground storage tanks (USTs), that were or are used to store petroleum or other hazardous substances, which could impact the environment and human health. Currently, there are over half a million registered underground storage tanks in the US…
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L-Leucine-4-Nitroanilide
INDOFINE Chemical CompanyMF: C12H17N3O3 MF: 251.30 CAS: 4178-93-2 Purity: >99% by HPLC
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Z-L-Glutamic Acid a-Methylester
INDOFINE Chemical CompanyMF: C14H17NO6 MF: 295.29 CAS: 5672-83-3 Purity: >98% by HPLC
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spex® Vinyl chloride 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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L-Leucine-7-Amido-4-Methylcoumarin Hydrochloride
INDOFINE Chemical CompanyMF: C16H20N2O3 . HCl MF: 324.9 CAS: 62480-44-8 Purity: >99.9% by HPLC
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Single-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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Na-Fmoc-Nß-Allyloxycarbonyl-L-2,3-Diaminopropionic Acid
INDOFINE Chemical CompanyMF: C22H22N2O6 MF: 410.53 CAS: 188970-92-5 Purity: >99% by HPLC
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Echinocystic Acid-3-O-Glucoside with HPLC
INDOFINE Chemical CompanyMF: C36H58O9 MF: 634.85 CAS: 78285-90-2 Purity: =98.5% by HPLC
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Na,E-Bis-Fmoc-L-Lysine
INDOFINE Chemical CompanyMF: C36H34N2O6 MF: 590.8 CAS: 78081-87-5 Purity: >98% by HPLC
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7-Methyl-6-Nitrocoumarin
INDOFINE Chemical CompanyMF: C10H7NO4 MF: 205.17 CAS: 53666-75-4 Purity: 0.99
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spex (S)-1,2,4-Butanetriol Glyceride Impurity Standards
SPEX CertiPrepBiodiesel is fast becoming an environmentally friendly alternative to petroleum sources. This fuel source is obtained by esterification of oils derived from plants or animals. To meet the demands of this industry, SPEX CertiPrep offers Biodiesel Certified Reference Materials, as well as glyceride…
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3,7-Dihydroxy-3',4'-Dimethoxyflavone
INDOFINE Chemical CompanyMF: C17H14O6 MF: 314.29 CAS: 93322-61-3 Purity: 0.97