You searched for: Organic Standards

VWR offers a wide range of certified organic standards designed for instrument calibration in ion-exchange chromatography (IC) applications, which can be applied toward environmental or food analysis and quality control. IC is an analytical technique used for the separation and quantification of anions and cations in aqueous samples. VWR offers high-purity, well-defined reference materials ideal for low-ppm level quantification or trace analysis. Bottles of organic standards are available for a range of elements.

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Calibration mix #7 Kit, 524

Supplier: Restek

Contains 1 ml each of these mixtures: 524 calibration mix #7A, 524 calibration mix #7B. calibration mix #7A contains Acetone (67-64-1), 2-Butanone (MEK) (78-93-3), 2-Hexanone (591-78-6), 4-Methyl-2-pentanone (MIBK) (108-10-1), Tetrahydrofuran (109-99-9); calibration mix #7B contains Acrylonitrile (107-13-1)
Allyl chloride (3-chloropropene) (107-05-1), Ethyl methacrylate (97-63-2), Methyl acrylate (96-33-3), Methyl methacrylate (80-62-6), Nitrobenzene (98-95-3), Pentachloroethane (76-01-7).

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PCB congener mix, method 8082A (19 components)

Supplier: Restek

Contains 19 components, those are 2-chlorobiphenyl , 2,3-dichlorobiphenyl , 2,2',5-trichlorobiphenyl , 2,4',5-trichlorobiphenyl, 2,2',3,5'-tetrachlorobiphenyl, 2,2',5,5'-tetrachlorobiphenyl, 2,3',4,4'-tetrachlorobiphenyl, 2,2',3,4,5'-pentachlorobiphenyl, 2,2',4,5,5'-pentachlorobiphenyl, 2,3,3',4',6-pentachlorobiphenyl, 2,2',3,4,4',5'-hexachlorobiphenyl, 2,2',3,4,5,5'-hexachlorobiphenyl, 2,2',3,5,5',6-hexachlorobiphenyl, 2,2',4,4',5,5'-hexachlorobiphenyl, 2,2',3,3',4,4',5-heptachlorobiphenyl, 2,2',3,4,4',5,5'-heptachlorobiphenyl, 2,2',3,4,4',5',6-heptachlorobiphenyl, 2,2',3,4',5,5',6-heptachlorobiphenyl and 2,2',3,3',4,4',5,5',6-nonachlorobiphenyl.

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European pharmacopoeia/ICH Class 2 mix A (13 components)

Supplier: Restek

The european pharmacopoeia/ICH Class 2 mix A consists of 13 components they are, chlorobenzene (360 μg/ml), cyclohexane (3,880 μg/ml), cis-1,2-dichloroethene (1,870 μg/ml), dichloromethane (600 μg/ml), n,n-dimethylformamide (880 μg/ml), ethylbenzene (369 μg/ml), n-hexane (290 μg/ml), methylcyclohexane (1180 μg/ml), toluene (890 μg/ml), 1,1,2-trichloroethene (80 μg/ml), m-xylene (1,302 μg/ml), o-xylene (195 μg/ml) and p-xylene (304 μg/ml).

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VOA purgeable halocarbon mix #1 (23 components)

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).