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: 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: Restek

This mix contains 20 components.

Supplier: Restek

Mix contains: 1,2-Dibromo-3-chloropropane (DBCP) (96-12-8), 1,2-Dibromoethane (EDB) (106-93-4).

Supplier: Restek

This butyltin chloride calibration mixture contain four components: n-Butyltin trichloride, Dibutyltin dichloride, Tetrabutyltin, Tributyltin chloride.

Supplier: Restek

Prepared from an equal-volume blend of 5W30, 10W30, 10W40, and 20W50 motor oils. After blending, a precisely weighed amount of the composite is added to a volumetric flask to produce the standard.
Motor Oil standards may exhibit lot-to-lot variation.

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

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

This mix contains five components.

Supplier: Restek

This mix contains 11 components.

Supplier: LGC Standards PROMOCHEM

Sertraline impurity: Imp. C (EP) as hydrochloride

Supplier: Restek

Certified reference materials.

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

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

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

Consists of eight components, those are alachlor, atrazine, chlorothalonil, cyanazine , hexachlorocyclopentadiene, metolachlor, metribuzin and simazine.

Supplier: LGC Standards PROMOCHEM

These selected organotin compounds are determined by gas chromatography using DIN 38407-F13.

Supplier: Restek

sv calibration mix #6 contains aldrin, α-bhc, β-bhc, δ-bhc, γ-bhc (lindane), 4,4'-DDD, 4,4'-DDE, 4,4'-DDT, dieldrin, endosulphan I, endosulphan II, endosulphan sulphate, endrin, endrin aldehyde, endrin ketone, heptachlor, heptachlor epoxide (isomer B), methoxychlor.

Supplier: Restek

8270 Mega mix standard contains 76 components.

Supplier: Restek

US EPA 531.1 check mix

Supplier: Restek

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

Supplier: Restek

Mix contains: Bromodichloromethane (75-27-4); Bromoform (75-25-2); Carbon tetrachloride (56-23-5); Chlorobenzene (108-90-7); 2-Chloroethyl vinyl ether (110-75-8); Chloroform (67-66-3); Dibromochloromethane (124-48-1); 1,2-Dichlorobenzene (95-50-1); 1,3-Dichlorobenzene (541-73-1); 1,4-Dichlorobenzene (106-46-7); 1,1-Dichloroethane (75-34-3); 1,2-Dichloroethane (107-06-2); 1,1-Dichloroethene (75-35-4); trans-1,2-Dichloroethene (156-60-5); 1,2-Dichloropropane (78-87-5); cis-1,3-Dichloropropene (10061-01-5); trans-1,3-Dichloropropene (10061-02-6); Methylene chloride (dichloromethane) (75-09-2); 1,1,2,2-Tetrachloroethane (79-34-5); Tetrachloroethene (127-18-4); 1,1,1-Trichloroethane (71-55-6); 1,1,2-Trichloroethane (79-00-5); Trichloroethene (79-01-6).

Supplier: Restek

Aroclor standards may exhibit lot-to-lot variation.

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.

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: Restek

Contains two components, those are decachlorobiphenyl and 2,4,5,6-tetrachloro-m-xylene.

Supplier: Restek

The composition of fatty acids by GC mix 1 consists of 6 components, they are (C20:0) methyl arachidate 40%, (C12:0) methyl dodecanoate 5%, (C14:0) methyl myristate 5%, (C18:1 [cis9]) methyl oleate 20%, (C16:0) methyl palmitate 10% and (C18:0) methyl stearate 20%.

Supplier: Restek

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