You searched for: Standards

Supplier: Restek

Haloethers calibration mix contains bis(2-chloroethoxy)methane, bis(2-chloroethyl)ether, 4-bromophenyl phenyl ether, 4-chlorophenyl phenyl ether, 2,2'-oxybis(1-chloropropane).

Supplier: Restek

These solutions are prepared from a single-source (one-refinery) product. The weathered materials indicate the percent weight loss from the original material. Samples of regular- and premium-grade unleaded gasoline were collected, then blended in equal volumes.

Supplier: Restek

612 Chlorinated hydrocarbons calibration mix contains 2-chloronaphthalene, 1,2-dichlorobenzene, 1,3-dichlorobenzene, 1,4-dichlorobenzene, hexachlorobenzene, hexachlorobutadiene, hexachlorocyclopentadiene, hexachloroethane, 1,2,4-trichlorobenzene.

Supplier: Restek

The MA VPH matrix spike mix consists of 14 components they are (C5) n-pentane, (C9) n-nonane, benzene, 2,5-dibromotoluene (SS), ethylbenzene, 2-methylpentane, methyl tert-butyl ether (mtbe), naphthalene, toluene, 1,2,4-trimethylbenzene, 2,2,4-trimethylpentane (isooctane), m-xylene, o-xylene and p-xylene.

Supplier: MARKET SOURCE PART PROCESS

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

Supplier: EHRENSTORFER

Dichloromethane solvent, mixture product format.

Supplier: Restek

8270 calibration mix #4, 2000 µg/ml each in methylene chloride, : N/A, 1 ml/ampoule

Supplier: Restek

Calibration check mix, 8270 B/N, 2000 µg/ml each in methylene chloride, : N/A, 1 ml/ampoule

Supplier: Restek

MA EPH matrix spike mix, 250 µg/ml each in acetone, : N/A, 1 ml/ampoule

Supplier: Restek

Complete data pack available for audit compliance.

Supplier: Restek

This extraction solvent stock solution contains: n-decane (C10), n-tetracontane (C40).

Supplier: Restek

This contains: n-butyl acetate; ethyl acetate; isopropyl acetate; n-propyl acetate; vinyl acetate.

Supplier: Restek

This calibration mix contains 76 compounds in one convenient ampoule for the analysis of VOCs in solid waste.

Supplier: Restek

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

Supplier: Restek

Ozone Precursor Mixture/PAMS has 57 components.

Supplier: Restek

These solutions are prepared from a single-source (one-refinery) product.

Supplier: Restek

Confirms unleaded gasoline TPH, BTEX and aromatics in single analysis.

Supplier: Restek

The mix consists of diesel fuel #2 composite, unleaded gasoline composite.

Supplier: Restek

A mineral oil-based transformer oil (Exxon® Univolt® N-61), which has been tested to ensure it is PCB-free.

Supplier: Restek

Revised GPC calibration mix is a qualitative mixture and it is useful for determining GPC dump/collect times. The compounds are dissolved in methylene chloride at various concentrations.

Supplier: Restek

Consists of nine components, those are azinphos methyl, chlorpyrifos, diazinon, dimethoate, malathion, parathion, phorate, temephos and terbufos .

Supplier: Restek

This TNRCC 1006 retention time marker mix contains: (C6) n-Hexane, (C7) n-Heptane, (C8) n-Octane, (C10) n-Decane, (C12) n-Dodecane, (C16) n-Hexadecane, (C21) n-Heneicosane, (C28) n-Octacosane, (C35) n-Pentatriacontane.

Supplier: Restek

Contains eight components, those are 2-chlorobiphenyl, 2,3-dichlorobiphenyl, 2,4,5-trichlorobiphenyl, 2,2',4,4'-tetrachlorobiphenyl, 2,2',3',4,6-pentachlorobiphenyl, 2,2',4,4',5,6'-hexachlorobiphenyl, 2,2',3,3',4,4',6-heptachlorobiphenyl and 2,2',3,3',4,5',6,6'-octachlorobiphenyl.

Supplier: LGC Standards PROMOCHEM

This standard reference material is intended for use in the determination of constituent elements in clay and material of similar matrix. Powdered clay was air-dried, ball-milled and blended to ensure homogeneity.

Supplier: MARKET SOURCE PART PROCESS

Organic Standard, Perfluorodecanoic acid 50 µg/ml in methanol, Pack type: Glass bottle

Supplier: Restek

D2887 calibration mix contains compound, conc.; (C6) n-hexane (110-54-3), 6% w/w; (C7) n-heptane (142-82-5), 6% w/w; (C8) n-octane (111-65-9), 8% w/w; (C9) n-nonane (111-84-2), 8% w/w; (C10) n-decane (124-18-5), 12% w/w; (C11) n-undecane (1120-21-4), 12% w/w; (C12) n-dodecane (112-40-3), 12% w/w; (C14) n-tetradecane (629-59-4), 12% w/w; (C16) n-hexadecane (544-76-3), 10% w/w; (C18) n-octadecane (593-45-3), 5% w/w; (C20) n-eicosane (112-95-8), 2% w/w; (c24) n-tetracosane (646-31-1), 2% w/w; (c28) n-octacosane (630-02-4), 1% w/w; (C32) n-dotriacontane (544-85-4), 1% w/w; (C36) n-hexatriacontane (630-06-8), 1% w/w; (C40) n-tetracontane (4181-95-7), 1% w/w; (C44) n-tetratetracontane (7098-22-8), 1% w/w.

Supplier: Restek

Contains: Aramite (140-57-8); Bis(2-chloroethyl)ether (111-44-4); Bis(2-chloroethoxy)methane (111-91-1); 4-Bromophenyl phenyl ether (101-55-3); Chlorobenzilate (510-15-6); 2-Chloronaphthalene (91-58-7); 4-Chlorophenyl phenyl ether (7005-72-3); 1,2-Dichlorobenzene (95-50-1); 1,3-Dichlorobenzene (541-73-1); 1,4-Dichlorobenzene (106-46-7); 1,3-Dinitrobenzene (99-65-0); Hexachlorobenzene (118-74-1); Hexachlorobutadiene (87-68-3); Hexachlorocyclopentadiene (77-47-4); Hexachloroethane (67-72-1); Hexachloropropene (1888-71-7); Isodrin (465-73-6); Kepone (143-50-0); 2,2'-Oxybis(1-chloropropane) (108-60-1); Pentachlorobenzene (608-93-5); Pentachloronitrobenzene (quintozene) (82-68-8); 1,2,4,5-Tetrachlorobenzene (95-94-3); 1,2,4-Trichlorobenzene (120-82-1)

Supplier: LGC Standards PROMOCHEM

This standard reference material is in the powder form intended for use in checking chemical methods of analysis and in calibration with instrumental methods of analysis.

Supplier: LGC Standards PROMOCHEM

River sediment - extractable metals, : N/A

Supplier: LGC Standards PROMOCHEM

Used on glass fibre filters.