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391340 HEPES, Free Acid, Molecular Biology Grade - CAS 7365-45-9 - Calbiochem

A zwitterionice N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.48 at 25°C.

MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: N-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid

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391340
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
7365-45-9C₈H₁₈N₂O₄S

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      Description
      OverviewA zwitterionice N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.48 at 25°C.
      Catalogue Number391340
      Brand Family Calbiochem®
      SynonymsN-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid
      References
      Product Information
      CAS number7365-45-9
      FormWhite solid
      Hill FormulaC₈H₁₈N₂O₄S
      Chemical formulaC₈H₁₈N₂O₄S
      PKA7.55
      Quality LevelMQ100
      Applications
      Biological Information
      Purity≥99% by alkalimetric assay
      Physicochemical Information
      ContaminantsDNase, RNase, and protease: none detected
      Heavy metals≤0.0005%
      Dimensions
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      RTECSTL6809000
      Safety Information
      Product Usage Statements
      Storage and Shipping Information
      Ship Code Ambient Temperature Only
      Toxicity Standard Handling
      Storage +15°C to +30°C
      Do not freeze Ok to freeze
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      Global Trade Item Number
      Catalogue Number GTIN
      391340-250GM 07790788049836

      Documentation

      HEPES, Free Acid, Molecular Biology Grade - CAS 7365-45-9 - Calbiochem SDS

      Title

      Safety Data Sheet (SDS) 

      HEPES, Free Acid, Molecular Biology Grade - CAS 7365-45-9 - Calbiochem Certificates of Analysis

      TitleLot Number
      391340
      Data Sheet

      Note that this data sheet is not lot-specific and is representative of the current specifications for this product. Please consult the vial label and the certificate of analysis for information on specific lots. Also note that shipping conditions may differ from storage conditions.

      Revision12-May-2008 RFH
      SynonymsN-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid
      DescriptionA zwitterionice N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.48 at 25°C.
      FormWhite solid
      Recommended reaction conditionsAbsorbance (260 nm): ≤0.05; (280 nm): ≤0.05" with "A
      CAS number7365-45-9
      RTECSTL6809000
      Chemical formulaC₈H₁₈N₂O₄S
      Purity≥99% by alkalimetric assay
      ContaminantsDNase, RNase, and protease: none detected
      SolubilityAqueous basic solutions or H₂O (400 mg/ml)
      Storage +15°C to +30°C
      Do Not Freeze Ok to freeze
      Toxicity Standard Handling
      Merck USA index14, 4654

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      Categories

      Life Science Research > Inhibitors and Biochemicals > Biochemicals > Buffers