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®, Organic reference standard, Benzo[a]pyrene 50 µg/ml in toluene

Supplier: VWR Chemicals

Organic Standard, Benzo[a]pyrene 50 µg/ml in toluene, Pack type: Glass ampoule

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VWR®, Organic reference standard, Volatile Organic Compound Mix 1 (Liquid)

Supplier: VWR Chemicals

Organic Standard, Volatile Organic Compound Mix 1 (Liquid), Pack type: Glass ampoule

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VWR®, Organic reference standard, Aroclor 1242 (PCB-mixture, 42% chlorinated) 1000 µg/ml in hexane

Supplier: VWR Chemicals

Organic Standard, Aroclor 1242 (PCB-mixture, 42% chlorinated) 1,000 µg/ml in hexane, Pack type: Glass ampoule

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VWR®, Benzene 200 µg/ml in methanol, organic reference standard

Supplier: VWR Chemicals

Organic Standard, Benzene 200 µg/ml in methanol, Pack type: Glass ampoule

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VWR®, Propyzamide neat Certified Reference Material

Supplier: VWR Chemicals

Organic Standard, Propyzamide neat Certified Reference Material, Pack type: Glass ampoule

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VWR®, Organic reference standard, Chloroethane 200 µg/ml in methanol

Supplier: VWR Chemicals

Organic Standard, Chloroethane 200 µg/ml in methanol, Pack type: Glass ampoule

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Standard solution imidazole 1000 mg/l in water

Supplier: VWR Chemicals

Organic Standard, Standard solution imidazole 1000 mg/l in water, Pack type: Plastic bottle

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VWR®, Organic reference standard, Aroclor 1260 (PCB-mixture, 60% chlorinated) 35 µg/ml in isooctane

Supplier: VWR Chemicals

Organic Standard, Aroclor 1260 (PCB-mixture, 60% chlorinated) 35 µg/ml in isooctane, Pack type: Glass ampoule

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VWR®, α-Endosulfan Certified Reference Material

Supplier: VWR Chemicals

Organic Standard, α-Endosulfan Certified Reference Material, Pack type: Glass ampoule

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VWR®, Chlorpyrifos, pesticide reference standard, 100 µg/ml in methanol

Supplier: VWR Chemicals

Organic Standard, Chlorpyrifos 100 µg/ml in methanol, Pack type: 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, Pack type: Vial

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VWR®, Residual solvent standards, Class 3

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®, Malathion, pesticide reference standard (1,2-Bis(ethoxycarbonyl)ethyl O,O-dimethyl phosphorodithioate), 100 µg/ml in methanol

Supplier: VWR Chemicals

Organic Standard, Malathion (1,2-Bis(ethoxycarbonyl)ethyl O,O-dimethyl phosphorodithioate) 100 µg/ml in methanol, Pack type: Glass ampoule

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VWR®, Residual solvents Class 2 according to Ph. Eur. Version 10

Supplier: VWR Chemicals

The level of volatile organic solvents in pharmaceutical raw materials or finished product is defined and monitored. 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®, 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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VWR®, Diazinon 100 µg/ml in methanol, pesticide reference standard

Supplier: VWR Chemicals

Organic Standard, Diazinon 100 µg/ml in methanol, Pack type: 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