Organic
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spex Surrogate Standard
SPEX CertiPrepUS EPA Method 8260 is a general analytical method for the monitoring of VOCs by GC/MS. Application: For US EPA Method 8260
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spex Trihalomethanes Voaltiles Mix (High Level)
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 Method 502.2
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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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spex® Caffeine 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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2-Hydroxy-3-Methoxybenzaldehyde
INDOFINE Chemical CompanyMF: C8H8O3 MF: 152.15 CAS: 148-53-8 Purity: >98%
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D-Asparagine Hydrate
INDOFINE Chemical CompanyMF: C4H8N2O3 H2O MF: 150.1 CAS: 2058-58-4 Purity: >99% Titration
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spex® Purgeable Gases Mix B
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 502.1, 502.2, 601, 624, 8021, 8260 &…
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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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2-Hydroxypyridine-N-Oxide
INDOFINE Chemical CompanyMF: C5H5NO2 MF: 111.10 CAS: 13161-30-3 Purity: >99% by HPLC
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spex® Dimethylformamide 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-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® 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® 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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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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spex® Formic 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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spex® Carbon tetrachloride 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® 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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Ginsenoside Rf
INDOFINE Chemical CompanyMF: C42H72O14 MF: 801.03 CAS: 52286-58-5 Purity: =98% by HPLC
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L-Glutamic Acid Dimethylester Hydrochloride
INDOFINE Chemical CompanyMF: C7H13NO4 . HCl MF: 211.60 CAS: 23150-65-4 Purity: >98% HPLC
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Capsaicin, Pure
INDOFINE Chemical CompanyMF: C18H27NO3 MF: 305.42 CAS: 404-86-4 Purity: >95% by HPLC
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spex® 4-Methylvaleric 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…