648311 Tris Base, ULTROL® Grade - CAS 77-86-1 - Calbiochem

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      Glass bottle 1 kg
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      OverviewUseful in the pH range of 10.3-11.3. Has a pKa of 8.1 at 25°C.
      Absorbance (1.0 M, H2O, 260 nm): <0.05.
      Catalogue Number648311
      Brand Family Calbiochem®
      Product Information
      CAS number77-86-1
      FormWhite crystalline solid
      Hill FormulaC₄H₁₁NO₃
      Chemical formulaC₄H₁₁NO₃
      PKA8.3 at 20°C
      Quality LevelMQ100
      Biological Information
      Purity≥99% by titration (dry basis)
      Physicochemical Information
      Heavy metals≤5 ppm
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      Safety Information
      R PhraseR: 36/38

      Irritating to eyes and skin.
      S PhraseS: 26

      In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
      Product Usage Statements
      Storage and Shipping Information
      Ship Code Ambient Temperature Only
      Toxicity Irritant
      Storage +15°C to +30°C
      Do not freeze Ok to freeze
      Packaging Information
      Transport Information
      Supplemental Information


      Tris Base, ULTROL® Grade - CAS 77-86-1 - Calbiochem Certificates of Analysis

      TitleLot Number
      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.

      Revision11-October-2016 JSW
      DescriptionWidely used as a biological buffer (absorbance: <0.05 at 260 nm, 1.0 M, H2O). A 1.0 M solution in H2O has a pH range of 10.3-11.3 and a pKa of 8.3 at 20°C.
      FormWhite crystalline solid
      CAS number77-86-1
      Chemical formulaC₄H₁₁NO₃
      Purity≥99% by titration (dry basis)
      SolubilityH₂O (1 M)
      Storage +15°C to +30°C
      Do Not Freeze Ok to freeze
      Toxicity Irritant
      Merck USA index14, 9772