You searched for: Organic Standards

Supplier: Restek

The multiresidue accurately identify and quantify pesticide residues by gc-ms/ms in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements.

Supplier: Restek

This mix contains two components.

Supplier: Restek

This mix contains eight components.

Supplier: Restek

This kit contains Aroclor 1016, Aroclor 1221, Aroclor 1232, Aroclor 1242, Aroclor 1248, Aroclor 1254, Aroclor 1260.

Supplier: Restek

These are reference mixtures for ISO/DIS 9377 (German H-53), a gas chromatography–flame ionization detection (GC-FID) method.

Supplier: Restek

The blood alcohol mix resolution is used to verify the retention time for each compound normally included in a blood alcohol test and to verify that the compounds are resolved from and do not interfere with one another.

Supplier: LGC Standards PROMOCHEM

Organic Standard, (11beta)-21-Chloro-9-fluoro-11-hydroxy-16-methylpregna-1,4,16-triene-3,20-dione

Supplier: Restek

This mix contains seven components.

Supplier: Restek

It has a shelf life 6 to 84 months.

Supplier: Restek

60 components

Supplier: Restek

SV Calibration mix contains 1,2-dichlorobenzene, 1,3-dichlorobenzene, 1,4-dichlorobenzene.

Supplier: Restek

Chlordane and toxaphene standards may exhibit lot-to-lot variation.

Supplier: Restek

The mix consists of benzyl butyl phthalate, bis(2-ethylhexyl)adipate, bis(2-ethylhexyl)phthalate, di-n-butylphthalate, diethylphthalate, dimethylphthalate, di-n-octyl phthalate.

Supplier: Restek

Consists of 11 components, those are chlorobenzilate, cis-chlordane, trans-chlordane, chloroneb, dcpa methyl ester , etridiazole, hexachlorobenzene, cis-permethrin*, trans-permethrin*, propachlor and trifluralin.

Supplier: Restek

Mix contains: Chloroform (67-66-3), 60 µg/ml; 1,4-Dioxane (123-91-1), 380 µg/ml; Methylene chloride (dichloromethane) (75-09-2), 600 µg/ml; Trichloroethene (79-01-6), 80 µg/ml.

Supplier: Restek

Mix contains: Benzene (71-43-2), Carbon disulfide (75-15-0), Ethylbenzene (100-41-4), Toluene (108-88-3), vinyl acetate (108-05-4), o-Xylene (95-47-6), p-Xylene (106-42-3).

Supplier: USP

USP Reference Standards are specified for use in conducting official USP–NF tests and assays. USP also provides Reference Standards specified in the Food Chemicals Codex as well as authentic substances—high-quality chemical samples—as a service to analytical, clinical, pharmaceutical and research laboratories. To confirm accuracy and reproducibility, USP Reference Standards are rigorously tested and evaluated by multiple independent laboratories including USP, commercial, regulatory, and academic labs. USP also provide publicly available, official documentary standards for pharmaceutical ingredients in the USP–NF that link directly with our primary reference standards.

Supplier: Restek

TCLP acid mix contains 2-methylphenol (o-cresol), 3-methylphenol (m-cresol), 4-methylphenol (p-cresol), pentachlorophenol, 2,4,5-trichlorophenol, 2,4,6-trichlorophenol.

Supplier: Restek

The mix consists of bromochloroacetic acid, dibromoacetic acid, dichloroacetic acid, monobromoacetic acid, monochloroacetic acid, trichloroacetic acid.

Supplier: Restek

Mix contains: Allyl alcohol (2-propen-1-ol) (107-18-6); 2-Chloroethanol (107-07-3); Ethanol (64-17-5); Isobutyl alcohol (78-83-1); Propargyl alcohol (107-19-7).

Supplier: Restek

Mix contains: Benzene (71-43-2); Ethylbenzene (100-41-4); Methyl tert-butyl ether (MTBE) (1634-04-4); Toluene (108-88-3); m-Xylene (108-38-3); o-Xylene (95-47-6); p-Xylene (106-42-3).

Supplier: Restek

The mix consists of, bromochloroacetic acid (400 μg/ml), bromodichloroacetic acid (400 μg/ml), chlorodibromoacetic acid (1000 μg/ml), dibromoacetic acid (200 μg/ml), dichloroacetic acid (600 μg/ml), monobromoacetic acid (400 μg/ml), monochloroacetic acid (600 μg/ml), tribromoacetic acid (2000 μg/ml), trichloroacetic acid (200 μg/ml)

Supplier: EDQM

Haloperidol decanoate for system suitability CRS is a reference standard for laboratory tests as prescribed in the European Pharmacopoeia only.

Supplier: Restek

Certified reference materials (CRMs) manufactured and QC-tested in ISO-accredited labs satisfy your ISO requirements.

Supplier: Restek

This SV system performance check mix consist of four components: 2,4-Dinitrophenol, Hexachlorocyclopentadiene, 4-Nitrophenol and N-Nitroso-di-n-propylamine.

Supplier: LGC Standards PROMOCHEM

Organic Standard, N-[(7S,12aRa)-10-Hydroxy-1,2,3-trimethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl]acetamide (Colchiceine)

Supplier: LGC Standards PROMOCHEM

Organic Standard, N-[(2Z)-3,5-dimethylthiazol-2(3H)-ylidene]-4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide

Supplier: Restek

This consists of acetaldehyde-DNPH; acetone-DNPH; acrolein-DNPH; benzaldehyde-DNPH; n-butyraldehyde-DNPH; crotonaldehyde-DNPH; 2,5-dimethylbenzaldehyde-DNPH; formaldehyde-DNPH; hexaldehyde-DNPH; isovaleraldehyde-DNPH; propionaldehyde-DNPH; m-tolualdehyde-DNPH; o-Tolualdehyde-DNPH; p-tolualdehyde-DNPH and aleraldehyde-DNPH.

Supplier: LGC Standards PROMOCHEM

Organic Standard, Dinoseb (2-sec-Butyl-4,6-dinitrophenol) 500 µg/ml in methanol, Pack type: Glass bottle

Supplier: LGC Standards PROMOCHEM

Organic Standard, 5-[4'[[2-Butyl-4-chloro-5-[[(1-methylethyl)oxy]methyl]-1H-imidazol-1-yl]methyl]biphenyl-2-yl]-1H-tetrazole