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You Searched For: Biological Standards

VWR 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. VWR 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.

VWR 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. VWR 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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Product Image-75878-534

Helix Elite Inactivated Standard, Microbiologics

Supplier: MICROBIOLOGICS, INC.
Description: Inactivated Helix Elite Molecular Standards are used for every step of the molecular testing process, from extraction, to amplification and detection.

Product Image-10753-290

Helix Elite Synthetic Standard, Microbiologics

Supplier: MICROBIOLOGICS, INC.
Description: Comopatible with a variety of instruments, kits, and applications.

SDS

Image Unavailable-103010-702

Fluorescein *Fluorescence Reference Standard*, Anaspec Inc.

Catalog Number: (103010-702)
Supplier: Anaspec Inc
Description: pH-dependent fluorescence; Maximum intensity observed in basic solutions.
Image Unavailable-MSPP-E01251

Control Standard Endotoxin (CSE), Associates of Cape COD

Catalog Number: (MSPP-E01251)
Supplier: ASSOCIATES OF CAPE COD INC MS
Description: Control standard endotoxin (CSE) is a widely used standard for endotoxin testing. It is a purified extract of <i>E. coli</i> O113:H10, the same strain used for the United States Pharmacopeia and the European Pharmacopeia reference standard endotoxin (RSE).
Image Unavailable-MSPP-ESCG100

EasySeed™ Global Reference Standard, BTF Precise Microbiology

Catalog Number: (MSPP-ESCG100)
Supplier: BIOPOINT USA INC MS
Description: EasySeed™ is a global reference standard for Cryptosporidium and Giardia testing.
Image Unavailable-103010-740

Quinine sulfate Dihydrate *Fluorescence Reference Standard, Anaspec Inc.

Catalog Number: (103010-740)
Supplier: Anaspec Inc
Description: Reference standard for measuring fluorescence quantum yield.
Image Unavailable-PI23295

Peptide Digest Assay Standard (1 mg/ml), Thermo Scientific

Catalog Number: (PI23295)
Supplier: Invitrogen
Description: Thermo Scientific™ Peptide Digest Assay Standard is a validated protein digest reference sample optimized for use in quantitative peptide assays to improve reproducibility and accuracy.Robust peptide assay standard—the only commercially available peptide digest standard that has been developed for use in a quantitative peptide assayValidated—validated for both the Pierce Quantitative Fluorometric Peptide Assay and the Pierce Quantitative Colorimetric Peptide Assay with comparable standard curves using both assaysStable—liquid formulation is stored at 4⁰C, eliminating variability due to freeze-thawsEasy-to-use—provided in a liquid format with a known peptide concentrationThe Peptide Digest Assay Standard was designed as reference standard for use with the Pierce Quantitative Fluorometric and Colorimetric Peptide Assays to augment the reproducibility and accuracy of peptide quantitation in a microplate-based assay.The reference protein has been digested with MS-grade trypsin to minimize missed cleavages

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at Regulatory_Affairs@vwr.com
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This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at 1-800-932-5000.
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