Ihre Suche nach: Umweltanalyse-Standards

Supplier: Restek

This MA fractionation surrogate spike mix contains two components: 2-Bromonaphthalene and 2-Fluorobiphenyl.

Supplier: LGC Standards PROMOCHEM

This standard solution is intended for use as a calibration and reference standard for total organic carbon (TOC).

Supplier: Restek

This TNRCC 1005 retention time marker mix used during initial sample screening to determine retention time windows for each petroleum product.

Supplier: Restek

The mix consists of components such as 2-chlorophenol-d4 (1500 μg/ml), 1,2-dichlorobenzene-d4 (1000 μg/ml), 2-fluorobiphenyl (1000 μg/ml), 2-fluorophenol (1500 μg/ml), nitrobenzene-d5 (1000 μg/ml).

Supplier: Restek

The california oxygenates mix consists of five components they are tert-amyl methyl ether (TAME) 2000 μg/ml, tert-butanol (TBA) 10000 μg/ml, diisopropyl ether (DIPE) 2000 μg/ml, ethyl-tert-butyl ether (ETBE) 2000 μg/ml and methyl tert-butyl ether (MTBE) 2000 μg/ml.

Supplier: Restek

OSHA 47 is for 4,4'-methylenediphenyl isocyanate (4,4'-MDI) in indoor air, and NIOSH Method 5522 is for 2,4-TDI; 2,6-TDI; 4,4'-MDI; and 1,6-hexamethylene diisocyanate (1,6-HDI) in air. Restek offers the 1,-(2-pyridyl)piperzine (1-2pp) derivative.

Supplier: Restek

Contains: Benzoic acid (65-85-0); 4-Chloro-3-methylphenol (59-50-7); 2-Chlorophenol (95-57-8); 2,4-Dichlorophenol (120-83-2); 2,6-Dichlorophenol (87-65-0); 2,4-Dimethylphenol (105-67-9); 4,6-Dinitro-2-methylphenol (Dinitro-o-cresol) (534-52-1); 2,4-Dinitrophenol (51-28-5); Dinoseb (88-85-7); 2-Methylphenol (o-cresol) (95-48-7); 3-Methylphenol (m-cresol) (108-39-4); 4-Methylphenol (p-cresol) (106-44-5); 2-Nitrophenol (88-75-5); 4-Nitrophenol (100-02-7); Pentachlorophenol (87-86-5); Phenol (108-95-2); 2,3,4,6-Tetrachlorophenol (58-90-2); 2,4,5-Trichlorophenol (95-95-4); 2,4,6-Trichlorophenol (88-06-2)

Supplier: LGC Standards PROMOCHEM

This material is designed for use as a quality control check for EPA method 1664. This standard is prepared in solvent n-propanol but not preserved.

Supplier: LGC Standards PROMOCHEM

BOD calibration standard, 200 mg/l, : N/A, Matrix: H₂O

Supplier: LGC Standards PROMOCHEM

This standard solution is intended for use as a calibration standard for total kjeldahl nitrogen (TKN).

Supplier: LGC Standards PROMOCHEM

Certified reference materials (CRM) for gypsum and its constitutents.

Supplier: CPACHEM

Total nitrogen standard (1000 mg/L) - for photometric applications, : N/A

Supplier: Restek

Atlantic RBCA VPH mix, 1000 µg/ml in P and T methanol, : N/A, 1 ml/ampoule

Supplier: Restek

508.1 surrogate (4,4'-dibromobiphenyl), 500 μg/ml in ethyl acetate, : N/A, 1 ml/ampoule

Supplier: Restek

The mix consists of 1-bromo-2-chloroethane, 1-chloro-3-fluorobenzene and fluorobenzene.

Supplier: EHRENSTORFER

EPA method 552 halogenated acetic mixture 1000 µg/ml in methyl tert-butyl ether, : N/A

Supplier: Restek

Pesticide mix #1, organophosphorus, Pesticide mixture, 500 µg/ml each in acetone, : N/A, 1 ml/ampoule

Supplier: Restek

Pesticide mix #2, organochlorine, Pesticide mixture, 500 µg/ml each in acetone, : N/A, 1 ml/ampoule

Supplier: Restek

Consists of 11 components, those are bromoxynil, 2,4-d, dicamba, 2,4-dichlorophenol, diclofop methyl, dinoseb, pentachlorophenol, picloram, 2,4,5-t, 2,3,4,6-tetrachlorophenol and 2,4,6-trichlorophenol.

Supplier: Restek

Contains: Aniline (62-53-3); Benzidine (92-87-5); 4-Chloroaniline (106-47-8); 3,3'-Dichlorobenzidine (91-94-1); Diphenylamine (122-39-4)*; 2-Nitroaniline (88-74-4); 3-Nitroaniline (99-09-2); 4-Nitroaniline (100-01-6); N-Nitrosodimethylamine (62-75-9); N-Nitrosodi-n-propylamine (621-64-7); Pyridine (110-86-1)

Supplier: Restek

610 PAH calibration mix A contains acenaphthene (1000 μg/ml), acenaphthylene (1000 μg/ml),anthracene (1000 μg/ml), benz(a)anthracene (500 μg/ml), benzo(a)pyrene (500 μg/ml), benzo(b)fluoranthene (500 μg/ml)
benzo(k)fluoranthene (500 μg/ml), benzo(ghi)perylene (500 μg/ml), chrysene (500 μg/ml), dibenz(a,h)anthracene (500 μg/ml), fluoranthene (500 μg/ml), fluorene (1000 μg/ml), indeno(1,2,3-cd)pyrene (500 μg/ml), naphthalene (1000 μg/ml), phenanthrene (500 μg/ml), pyrene (500 μg/ml).

Supplier: LGC Standards PROMOCHEM

This solution is intended for use as a quality control check for methods related to mercury.

Supplier: Restek

625 kit contains 604 phenols calibration mix: 4-chloro-3-methylphenol (59-50-7), 2-chlorophenol (95-57-8), 2,4-dichlorophenol (120-83-2), 2,4-dimethylphenol (105-67-9), 4,6-dinitro-2-methylphenol (dinitro-o-cresol) (534-52-1), 2,4-dinitrophenol (51-28-5), 2-nitrophenol (88-75-5), 4-nitrophenol (100-02-7), pentachlorophenol (87-86-5), phenol (108-95-2), 2,4,6-trichlorophenol (88-06-2), benzidines calibration mix: benzidine (92-87-5), 3,3'-dichlorobenzidine (91-94-1), 606 phthalate esters calibration mix: bis(2-ethylhexyl)phthalate (117-81-7), benzyl butyl phthalate (85-68-7), di-n-butyl phthalate (84-74-2), diethylphthalate (84-66-2), dimethylphthalate (131-11-3), di-n-octyl phthalate (117-84-0),31032: 607 nitrosamines calibration mix, n-nitrosodimethylamine (62-75-9), n-nitroso-di-n-propylamine (621-64-7), n-nitrosodiphenylamine (86-30-6),31033: 609 nitroaromatics & isophorone calibration mix: 2,4-dinitrotoluene (121-14-2), isophorone (78-59-1), 2,6-dinitrotoluene (606-20-2), nitrobenzene (98-95-3),31011: sv calibration mix #5/610 pah mix: acenaphthene (83-32-9), acenaphthylene (208-96-8), anthracene (120-12-7), benz(a)anthracene (56-55-3), benzo(a)pyrene (50-32-8), benzo(b)fluoranthene (205-99-2), benzo(k)fluoranthene (207-08-9), benzo(ghi)perylene (191-24-2), chrysene (218-01-9), dibenz(a,h)anthracene (53-70-3), fluoranthene (206-44-0), fluorene (86-73-7), indeno(1,2,3-cd)pyrene (193-39-5), naphthalene (91-20-3), phenanthrene (85-01-8), pyrene (129-00-0),31034: 611 haloethers calibration mix, bis(2-chloroethoxy)methane (111-91-1), bis(2-chloroethyl)ether (111-44-4), 4-bromophenyl phenyl ether (101-55-3), 4-chlorophenyl phenyl ether (7005-72-3), 2,2'-oxybis(1-chloropropane) (108-60-1),31035: 612 chlorinated hydrocarbons calibration mix: 2-chloronaphthalene (91-58-7), 1,2-dichlorobenzene (95-50-1), 1,3-dichlorobenzene (541-73-1), 1,4-dichlorobenzene (106-46-7), hexachlorobenzene (118-74-1), hexachlorobutadiene (87-68-3), hexachlorocyclopentadiene (77-47-4), hexachloroethane (67-72-1), 1,2,4-trichlorobenzene (120-82-1).

Supplier: Thermo Orion

Residual chlorine standard for ISE calibration, Orion™, 100 ppm, : N/A

Supplier: WTW

COD standard solution, volume: 100 ml, model: SL COD 100, 100 mg/l

Supplier: Restek

607 Nitrosamines calibration mix contains N-nitrosodimethylamine, N-nitroso-di-n-propylamine, N-nitrosodiphenylamine.

Supplier: Restek

This extraction solvent stock solution contains: n-decane (C10) (20 µl/l), n-tetracontane (C40) (20 mg/l).

Supplier: Restek

This 610 PAH calibration mix B idela for LC-UV detection.

Supplier: Restek

Contains 22 components, those are aldrin, α-bhc, β-bhc, δ-bhc, γ-bhc, cis-chlordane, trans-chlordane, decachlorobiphenyl, dieldrin, 4,4'-ddd, 4,4'-dde, 4,4'-ddt, endosulfan i, endosulfan ii, endosulfan sulfate, endrin, endrin aldehyde, endrin ketone, heptachlor, heptachlor epoxide, methoxychlor and 2,4,5,6-tetrachloro-m-xylene.

Supplier: Hanna

CAL Check™ Standard for pH/free Chlorine/total Chlorine, CAL Check™, : N/A