You searched for: Organic Standards

Supplier: Restek

Ideal for GC-MS analysis following IFRA methodology.

Supplier: Restek

The ketones mix consists of five components they are acetone, 2-butanone (MEK), 1,1-dichloro-2-propanone, 2-hexanone and 4-methyl-2-pentanone (MIBK).

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

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

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

Supplier: LGC Standards PROMOCHEM

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

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

US EPA 531.1 check mix

Supplier: Restek

The mix consists of acenaphthene, 2,4-dinitrotoluene, N-nitroso-di-n-propylamine, pyrene.

Supplier: Restek

Conatains two components, those are 4,4'-DDT and endrin.

Supplier: LGC Standards PROMOCHEM

Suitable for the development and validation of new analytical methodologies, for the verification of existing processes and for routine use as either calibration or control materials.

Supplier: Restek

SV calibration mix contains acenaphthene, acenaphthylene, anthracene, benz(a)anthracene, benzo(a)pyrene, benzo(b)fluoranthene, benzo(k)fluoranthene, benzo(ghi)perylene, chrysene, dibenz(a,h)anthracene, fluoranthene, fluorene, indeno(1,2,3-cd)pyrene, naphthalene, phenanthrene, pyrene.

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: LGC Standards PROMOCHEM

Sertraline impurity: Imp. C (EP) as hydrochloride

Supplier: Restek

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

Supplier: Restek

Aroclor standards may exhibit lot-to-lot variation.

Supplier: Restek

Laboratories testing food quality and safety are encouraged to routinely perform proficiency tests. Proficiency testing is an external check of quality. It provides an independent and unbiased assessment of the performance of all aspects of the laboratory, both human and hardware.

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 (10 μg/ml).

Supplier: Restek

The mix consists of 4-chloro-3-methylphenol, 2-chlorophenol, 2,4-dichlorophenol, 2,4-dimethylphenol, 4,6-dinitro-2-methylphenol, 2,4-dinitrophenol, 2-methylphenol, 4-methylphenol, 2-nitrophenol, 4-nitrophenol, pentachlorophenol, phenol, 2,4,5-trichlorophenol, 2,4,6-trichlorophenol.

Supplier: Restek

The european pharmacopoeia/ICH Class 2 mix B, revised consists of 10 components, they are acetonitrile (410 μg/ml), chloroform (60 μg/ml), 1,2-dimethoxyethane (100 μg/ml), N,N-dimethylacetamide (1,090 μg/ml), 1,4-dioxane (380 μg/ml), 2-hexanone (50 μg/ml), methanol (3,000 μg/ml), nitromethane (50 μg/ml), pyridine (200 μg/ml) and tetralin (100 μg/ml).

Supplier: Restek

This consists of 4,4'-DDT, DFTPP (decafl uorotriphenylphosphine) and endrin.

Supplier: Restek

The mix consists of, 2-amino-4,6-dinitrotoluene, 4-amino-2,6-dinitrotoluene, 1,3-dinitrobenzene, 2,4-dinitrotoluene, 2,6-dinitrotoluene, HMX, RDX, tetryl, 1,3,5-trinitrobenzene, 2,4,6-trinitrotoluene.

Supplier: EDQM

Reference Standard for laboratory tests as prescribed in the European Pharmacopoeia only.

Supplier: MARKET SOURCE PART PROCESS

Organic Standard, Sodium heptadecafluorooctane-1-sulphonate 50 µg/ml in methanol

Supplier: Restek

The mix consists of, 3,5-dinitroaniline, nitrobenzene, nitroglycerin, 2-nitrotoluene, 3-nitrotoluene, 4-nitrotoluene, PETN.

Supplier: Restek

Consists of eight components, those are acifluorfen, bentazon, chloramben, 2,4-d, dicamba, dichlorprop, picloram and 2,4,5-tp.

Supplier: Restek

This phenol calibration mix contain 12 components: 4-Chloro-3-methylphenol, 2-Chlorophenol, 2,4-Dichlorophenol, 2,4-Dimethylphenol, 4,6-Dinitro-2-methylphenol (Dinitro-o-cresol), 2,4-Dinitrophenol, 2-Methylphenol (o-cresol), 2-Nitrophenol, 4-Nitrophenol, Pentachlorophenol, Phenol and 2,4,6-Trichlorophenol.

Supplier: Restek

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

Supplier: LGC Standards PROMOCHEM

Organic Standard, (2S,5R,6R)-6-[[(2R)-2-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid

Supplier: Restek

US EPA 531.1 method for carbamate pesticide calibration