Biological Standards

Avantor offers a wide range of certified biological 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 biological standards are available for a range of elements.

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Pepper Extract, Reference Standard

Supplier: USP

USP Reference Standards are specified for use in conducting official USP–NF tests and assays. USP also provides Reference Standards specified in the Food Chemicals Codex as well as authentic substances—high-quality chemical samples—as a service to analytical, clinical, pharmaceutical and research laboratories. To confirm accuracy and reproducibility, USP Reference Standards are rigorously tested and evaluated by multiple independent laboratories including USP, commercial, regulatory, and academic labs. USP also provide publicly available, official documentary standards for pharmaceutical ingredients in the USP–NF that link directly with our primary reference standards.

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Decaffeinated Green Tea Extract, Reference Standard

Supplier: USP

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ReadiUse™ ATP Reference Standard 10 mM Aqueous Solution

Supplier: AAT Bioquest

The ReadiUse™ ATP Reference Standard *10 mM Aqueous Solution* is designed for the accurate quantification of adenosine triphosphate (ATP) in various scientific assays.

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Peptide digest assay standard (1 mg/ml), Pierce

Supplier: Thermo Fisher Scientific

Peptide digest assay standard is a validated protein digest reference sample optimised for use in quantitative peptide assays to improve reproducibility and accuracy of peptide quantitation in a microplate-based assay.

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Endotoxin standard, PyroDetect

Supplier: Merck

PyroDetect is used to perform an endotoxin standard curve using different concentrations of endotoxin in dilution.

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Enterococcus faecalis WDCM 00087 Vitroids™, Certified Reference Material, Suitable for Microbiology

Supplier: Merck

Enterococcus faecalis WDCM 00087 Vitroids^™ are certified microorganisms standards (Certified Microbiological Reference Materials), which can be used as quantitative and qualitative control organisms. They contain colony-forming units (CFUs) in the range of 1000 to 10000 CFU per disc.