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391333 HEPES, Sodium Salt, ULTROL® Grade - CAS 75277-39-3 - Calbiochem

391333
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Overview

Replacement Information

Key Specifications Table

CAS #Empirical Formula
75277-39-3C₈H₁₇N₂O₄S·Na

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391333-100GM
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      391333-1KG
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          391333-500GM
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              Description
              OverviewA zwitterionic N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.55 at 25°C.
              Absorbance (1.0 mM, H2O, 260 nm):<0.10.
              Catalogue Number391333
              Brand Family Calbiochem®
              SynonymsN-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid, Na
              References
              Product Information
              CAS number75277-39-3
              FormWhite solid
              Hill FormulaC₈H₁₇N₂O₄S·Na
              Chemical formulaC₈H₁₇N₂O₄S·Na
              Hygroscopic Hygroscopic
              PKA7.6 at 20°C
              Quality LevelMQ100
              Applications
              Biological Information
              Purity≥99% by titration (dry basis)
              Physicochemical Information
              Contaminantschloride: <0.01%; sulfate: <0.05%
              Heavy metals<1 ppm
              Dimensions
              Materials Information
              Toxicological Information
              Safety Information according to GHS
              Safety Information
              Product Usage Statements
              Storage and Shipping Information
              Ship Code Ambient Temperature Only
              Toxicity Standard Handling
              Storage +15°C to +30°C
              Hygroscopic Hygroscopic
              Do not freeze Ok to freeze
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications

              Documentation

              HEPES, Sodium Salt, ULTROL® Grade - CAS 75277-39-3 - Calbiochem SDS

              Title

              Safety Data Sheet (SDS) 

              HEPES, Sodium Salt, ULTROL® Grade - CAS 75277-39-3 - Calbiochem Certificates of Analysis

              TitleLot Number
              391333
              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.

              Revision19-April-2010 JSW
              SynonymsN-2-Hydroxyethylpiperazine-Nʹ-2-ethanesulfonic Acid, Na
              DescriptionA zwitterionic N-substituted aminosulfonic acid buffer(Absorbance: <0.10 at 260 nm, 1.0 mM, H2O). Active in the pH range of 6.0 to 8.5. Has a pKa of 7.6 at 20°C.
              FormWhite solid
              CAS number75277-39-3
              Chemical formulaC₈H₁₇N₂O₄S·Na
              Purity≥99% by titration (dry basis)
              Contaminantschloride: <0.01%; sulfate: <0.05%
              SolubilityH₂O (1.0 M)
              Storage +15°C to +30°C
              Hygroscopic
              Do Not Freeze Ok to freeze
              Toxicity Standard Handling

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              Categories

              Life Science Research > Inhibitors and Biochemicals > Biochemicals > Buffers