You searched for: Organic Standards

Supplier: Restek

This fragrance materials test mix idela to performance evaluation for essential oils and fragrance chemicals.

Supplier: Restek

The analysis of semivolatile organic pollutants in solid waste, soil, water, and air matrices using gas chromatography - mass spectrometry (GC - MS).

Supplier: Restek

The mixture consists of benzene (2 μg/ml), chloroform (60 μg/ml), 1,4-dioxane (380 μg/ml), methylene chloride (dichloromethane) (600 μg/ml) and trichloroethene (80 μg/ml).

Supplier: Restek

The mixture consists of benzene (2 μg/ml), chloroform (60 μg/ml), 1,4-dioxane (380 μg/ml), methylene chloride (dichloromethane) (600 μg/ml) and trichloroethene (80 μg/ml).

Supplier: Restek

The mixture consists of benzene (100 μg/ml), chloroform 50 μg/ml, 1,4-dioxane (100 μg/ml), methylene chloride (dichloromethane) (500 μg/ml) and trichloroethene (100 μg/ml).

Supplier: Restek

Mix contains chloroform, 1,1-dichloroethene, 1,2-dichloropropane, ethylbenzene, toluene, vinyl chloride.

Supplier: Restek

Includes all target analytes except the six gases, which are available separately as 502.2 calibration mix #1.

Supplier: Restek

Consists of 17 components, those are aldrin, α-bhc, β-bhc, δ-bhc, γ-bhc , 4,4'-ddd, 4,4'-dde, 4,4'-ddt, dieldrin, endosulfan i, endosulfan ii, endosulfan sulfate, endrin, endrin aldehyde, heptachlor, heptachlor epoxide and methoxychlor.

Supplier: LGC Standards PROMOCHEM

Organic Standard, 2,2',3,4,4',5,5'-Heptachlorobiphenyl-[13C12] (PCB No. 180) 40 µg/ml in n-nonane (99% 13C), Pack type: Glass bottle

Supplier: Restek

The mix consists of methyl bromochloroacetate, methyl dibromoacetate, methyl dichloroacetate, methyl monobromoacetate, methyl monochloroacetate, methyl trichloroacetate.

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: LGC Standards PROMOCHEM

Organic Standard, (6RS)-3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-2,6-dimethyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one

Supplier: Restek

Routine analysis using this mix can assist in determining the need to perform column and/or system maintenance.

Supplier: Restek

Contains 16 components, those are acifluorfen, bentazon, chloramben, 2,4-d, dalapon, 2,4-db, dcpa diacid, dicamba, 3,5-dichlorobenzoic acid, dichlorprop, dinoseb, pentachlorophenol, picloram, quinclorac, 2,4,5-t and 2,4,5-tp.

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: CUSTOM MADE CHEMICALS LAB

The standard is specially intended for use in testing Japanese pharmacopoeia and monographs. This solution was produced according of Japanese pharmacopoeia specifications using reagent quality components and water meeting the Japanese pharmacopoeia monograph requirement for purified water.

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

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

Mix contains: Benzene (71-43-2), Chlorobenzene (108-90-7), 1,2-Dichlorobenzene (95-50-1), 1,3-Dichlorobenzene (541-73-1), 1,4-Dichlorobenzene (106-46-7), Ethylbenzene (100-41-4), Toluene (108-88-3).

Supplier: Restek

Routine analysis using this mix can assist in determining the need to perform column and/or system maintenance.

Supplier: Restek

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: 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

The european pharmacopoeia/ICH Class 1 mix consists of five components, they are benzene (2 μg/ml), carbon tetrachloride (4 μg/ml), 1,2-dichloroethane (5 μg/ml), 1,1-dichloroethene (8 μg/ml) and 1,1,1-trichloroethane (1,500 μg/ml).

Supplier: Restek

The mix consists of chloroform (60 μg/ml), 1,4-dioxane (380 μg/ml), methylene chloride (dichloromethane) (600 μg/ml) and trichloroethene (80 μg/ml).

Supplier: Restek

The solvents consists of five components, they are benzene (10 mg/ml), carbon tetrachloride (20 mg/ml), 1,2-dichloroethane 25 mg/ml, 1,1-dichloroethene (40 mg/ml), and 1,1,1-trichloroethane (50 mg/ml).

Supplier: Restek

Mix contains: Benzene (71-43-2); Chlorobenzene (108-90-7); 1,2-Dichlorobenzene (95-50-1); 1,3-Dichlorobenzene (541-73-1); 1,4-Dichlorobenzene (106-46-7); Ethylbenzene (100-41-4); Toluene (108-88-3); m-Xylene (108-38-3); o-Xylene (95-47-6); p-Xylene (106-42-3).

Supplier: Restek

This standard is a qualitative mixture of various gasoline and refinery materials prepared to provide nearly every component that may be encountered in feedstock and finished gasolines. Some oxygenates have been added to allow this blend to be used by refineries for detailed hydrocarbon analysis (DHA) method setup and to fulfill requirements.

Supplier: Restek

Organic Standard, Grob Test Mix includes nC10-FAME, nC11-FAME, nC12-FAME, 2,3-butanediol, dicyclohexylamine, 2,6-dimethylaniline, 2,6-dimethylpheno, 2-ethylhexanoicacid, nonanal, 1-octanol, undecane (C11), decane (C10), in methylene chloride, 1 ml/ampul

Supplier: Restek

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

Supplier: Restek

Contains 16 components, those are acephate, azinphos methyl, chlorpyrifos, demeton-s-methyl, dichlorvos, dimethoate, ethion, malathion, methamidophos, methidathion, omethoate, pirimiphos methyl, profenofos, prothiofos, pyrazophos and tolclofos-methyl.