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

391340
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      Overview

      Replacement Information

      Key Specifications Table

      Empirical FormulaCAS #
      C₈H₁₈N₂O₄S 7365-45-9

      Pricing & Availability

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      391340-250GM
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          Plastic ampoule 250 gm
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          391340-25GM
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              Glass bottle 25 gm
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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
              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

              Documentation

              SDS

              Title

              Safety Data Sheet (SDS) 

              Certificates of Analysis

              TitleLot Number
              391340

              Brochure

              Title
              Detergents and Buffers Technical Bulletin
              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