Hledali jste: Standardy organické
Avantor 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. Avantor 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.
VWR®, Deltamethrin, Certified Reference Material
Supplier: VWR Chemicals
Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.
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VWR®, Pesticide reference standard, Pesticides Mix 2, EPA 608
Supplier: VWR Chemicals
Chlordane (0,02 mg/ml) and Toxaphene (0,20 mg/ml) in methanol.
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VWR®, Endosulfan mixed isomers neat Certified Reference Material
Supplier: VWR Chemicals
Organic Standard, Endosulfan, mixed isomers neat CRM, Typ balení: Glass ampoule
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VWR®, Organic reference standard, Phenol Mix 1, EPA 604
Supplier: VWR Chemicals
Organic Standard, Phenol Mix 1, EPA 604, Typ balení: Vial
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VWR® PESTINORM®, Acetonitrile, Secondary Reference Standard for GC
Supplier: VWR Chemicals
A secondary GC solvent reference standard for various chromatographic and analytical applications.
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PAH Mix 1, EPA 610
Supplier: VWR Chemicals
Multi-component standard with 0,1 mg/ml of each component in methanol.
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VWR®, Perfluorooctane sulphonic acid, Certified Reference Material (CRM)
Supplier: VWR Chemicals
Per- and polyfluoroalkyl substances (PFAS) are amongst the primary emerging contaminants of concern. The detection and quantification of known PFAS and the discovery of unknown PFAS substances has never been more important.
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VWR®, Perfluorohexane-1-sulphonic acid (PFHxS), 2 µg/ml in MeOH, Certified Reference Material (CRM)
Supplier: VWR Chemicals
Per- and polyfluoroalkyl substances (PFAS) are amongst the primary emerging contaminants of concern. The detection and quantification of known PFAS and the discovery of unknown PFAS substances has never been more important.
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VWR®, FireMaster 680, 100 µg/ml in toluene, CRM
Supplier: VWR Chemicals
Organic Standard, FireMaster 680, 100 µg/ml in toluene, Typ balení: Glass ampoule/vial
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VWR®, Ethyl oleate (neat)
Supplier: VWR Chemicals
Organic Standard, Ethyl oleate (neat), Typ balení: Glass ampoule/vial
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Diazinon 100 µg/ml v methanolu
Supplier: VWR Chemicals
Organic Standard, Diazinon 100 µg/ml v methanolu, Typ balení: Glass ampoule
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VWR®, Residual solvent standards according to ICH guidelines
Supplier: VWR Chemicals
The level of volatile organic solvents in pharmaceutical raw materials or finished product is defined and monitored in accordance with ICH guidelines. Residual solvents are classified according to their risk assessment classes. A selection of residual solvent standards is now available from Avantor.
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VWR®, 2,4-Dichlorophenoxyacetic acid, Certified Reference Material
Supplier: VWR Chemicals
Pesticides are usually chemical or biological substances that are used to prevent, destroy or mitigate any pests. Pesticides are released into the environemnet in order to eliminate these pests, but residues from these toxic chemicals also end up in the air, water, and even in food.
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VWR®, Bisphenol A bis(diphenyl phosphate) (BADP, BAPP, BPADP, BDP), 100 µg/ml in toluene, CRM
Supplier: VWR Chemicals
Organic Standard, Bisphenol A bis(diphenyl Phosphate) (BADP, BAPP, BPADP, BDP), 100 µg/ml in toluene, Typ balení: Glass ampoule/vial
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VWR®, Residual solvents (0861): Class 3
Supplier: VWR Chemicals
Residual solvents according to Chinese Pharmacopoeia.
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VWR® PESTINORM®, LC Multiresidue Pesticide Standard (Mix 10) - 1 component, CRM
Supplier: VWR Chemicals
A standard, typically used in food testing, Carbendazim [CAS:10605-21-7] 100 ug/ml in Methanol
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VWR®, Perfluoropentanoic acid, Certified Reference Material (CRM)
Supplier: VWR Chemicals
Per- and polyfluoroalkyl substances (PFAS) are amongst the primary emerging contaminants of concern. The detection and quantification of known PFAS and the discovery of unknown PFAS substances has never been more important.
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VWR®, (S)-(-)-1, 2,4-Butanetriol, 1 mg/ml in pyridine, CRM
Supplier: VWR Chemicals
Organic Standard, (S)-(-)-1, 2,4-Butanetriol, 1 mg/ml in pyridine, Typ balení: Glass ampoule/vial
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Benzen 200 µg/ml v methanolu
Supplier: VWR Chemicals
Organic Standard, Benzen 200 µg/ml v methanolu, Typ balení: Glass ampoule
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VWR®, 2, 2', 3, 3',4,4', 5, 5'-Octabromobiphenyl, 35 µg/ml in isooctane, CRM
Supplier: VWR Chemicals
Organic Standard, 2, 2', 3, 3',4,4', 5, 5'-Octabromobiphenyl, 35 µg/ml in isooctane, Typ balení: Glass ampoule/vial
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VWR®, FireMaster 2100, 100 µg/ml in toluene, CRM
Supplier: VWR Chemicals
Organic Standard, FireMaster 2100, 100 µg/ml in toluene, Typ balení: Glass ampoule/vial
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VWR® PESTINORM®, GC Multiresidue Pesticide Standard (Mix 9) - 8 components, CRM
Supplier: VWR Chemicals
A standard mixture, typically used for food testing, containing the following components: 100 ug/ml each of Disulfoton [CAS:298-04-4] ; Fonofos [CAS:944-22-9] ; Parathion-methyl [CAS:298-00-0] ; Mevinphos [CAS:7786-34-7] ; Parathion [CAS:56-38-2] ; Phorate [CAS:298-02-2] ; Piperonyl butoxide [CAS:51-03-6] ; Triazophos [CAS:24017-47-8] in Toluene
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VWR®, Secondary reference standards for volumetric titration
Supplier: VWR Chemicals
The VWR® range of secondary reference standards offers extraordinary purity and homogeneity, and are perfectly suited for the verification factors for volumetric solutions.
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chlorpyrifos 100 µg/ml v methanolu
Supplier: VWR Chemicals
Organic Standard, Chlorpyrifos 100 µg/ml in methanol, Typ balení: Glass ampoule
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VWR®, Certified Reference Materials for the standardisation of volumetric solutions
Supplier: VWR Chemicals
CRM's - secondary reference materials intended for standardisation of volumetric solutions in accordance with the Pharmacopoeia (Ph. Eur. and USP). These volumetric standards are prepared from high purity salts. Certified mass fraction is determined by classical analysis according to ISO/IEC 17025. Homogeneity and stability studies have been performed according to the requirements of ISO 17034 and ISO Guide 35. All volumetric standards are traceable to SI (NIST or BAM).
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Benzo[a]pyren 50 µg/ml
Supplier: VWR Chemicals
Organic Standard, Benzo[a]pyrene 50 µg/ml in toluene, Typ balení: Glass ampoule
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Aroclor 1242 (PCB-mixture, 42% chlorinated) 1,000 µg/ml in hexane
Supplier: VWR Chemicals
Organic Standard, Aroclor 1242 (PCB-mixture, 42% chlorinated) 1,000 µg/ml in hexane, Typ balení: Glass ampoule
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VWR® PESTINORM®, GC Multiresidue Pesticide Standard (Mix 7) - 10 components, CRM
Supplier: VWR Chemicals
A standard mixture, typically used for food testing, containing the following components: 100 ug/ml each of Acequinocyl [CAS:57960-19-7] ; Bromopropylate [CAS:18181-80-1] ; Carfentrazone-ethyl [CAS:128639-02-1] ; Chlorobenzilate [CAS:510-15-6] ; Chlorpropham [CAS:101-21-3] ; Chlozolinate [CAS:84332-86-5] ; Chlorthal-dimethyl [CAS:1861-32-1] ; Fluazifop-P-butyl [CAS:79241-46-6] ; Metalaxyl [CAS:57837-19-1] ; 2-Phenylphenol [CAS:90-43-7] in Toluene
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VWR® PESTINORM®, LC Multiresidue Pesticide Standard (Mix 5) - 30 components, CRM
Supplier: VWR Chemicals
A standard mixture, typically used for food testing, containing the following components: 100 ug/ml each of Acibenzolar-S-methyl [CAS:135158-54-2] ; Bupirimate [CAS:41483-43-6] ; Buprofezin [CAS:69327-76-0] ; Carboxin [CAS:5234-68-4] ; Clethodim [CAS:99129-21-2] ; Clothianidin [CAS:210880-92-5] ; Cyazofamid [CAS:120116-88-3] ; Ethiprole [CAS:181587-01-9] ; Ethofumesate [CAS:26225-79-6] ; Fenamidone [CAS:161326-34-7] ; Fipronil [CAS:120068-37-3] ; Flubendiamide [CAS:272451-65-7] ; Flufenacet [CAS:142459-58-3] ; Hexythiazox [CAS:78587-05-0] ; Mefenacet [CAS:73250-68-7] ; Mesotrione [CAS:104206-82-8] ; Methoprotryne [CAS:841-06-5] ; Metribuzin [CAS:21087-64-9] ; Prometryn [CAS:7287-19-6] ; Propargite [CAS:2312-35-8] ; Prothioconazole [CAS:178928-70-6] ; Pyridaben [CAS:96489-71-3] ; Simetryn [CAS:1014-70-6] ; Sulfentrazone [CAS:122836-35-5] ; Terbutryn [CAS:886-50-0] ; Thiabendazole [CAS:148-79-8] ; Thiacloprid [CAS:111988-49-9] ; Thiamethoxam [CAS:153719-23-4] ; Thiofanox [CAS:39196-18-4] ; Tricyclazole [CAS:41814-78-2] in Acetonitrile
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VWR®, Endosulfan II, Certified Reference Material (Neat)
Supplier: VWR Chemicals
Organic Standard, Endosulfan II, Certified Reference Material (Neat), Typ balení: Glass ampoule/vial
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Dodavatel: GRANT INSTRUMENTS
Dodavatel: BOCHEM
Dodavatel: VWR Collection
Dodavatel: OMEGA BIO-TEK
Dodavatel: Liebherr
Dodavatel: DWK Life Sciences
Dodavatel: Thermo Fisher Scientific
Dodavatel: VWR Collection
Dodavatel: Oxford Nanopore Technologies
Dodavatel: Integra
Dodavatel: Industrial Physics
Dodavatel: AAT BIOQUEST
Dodavatel: Integra
Dodavatel: Palbam
Dodavatel: VWR Collection
Dodavatel: VWR Collection
Dodavatel: FACELLITATE
Dodavatel: NANOENTEK
Dodavatel: Greiner Bio-One