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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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      391340-25GM
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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
          391340-25GM 04055977212433

          Documentation

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

          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