Millipore Sigma Vibrant Logo

475893 MES, Free Acid, ULTROL® Grade - CAS 4432-31-9 - Calbiochem

A zwitterionic buffer useful in the pH range of 5.5-6.5. Has a pKa of 6.10 at 25°C. Absorbance (1.0 M, H2O, 260 nm):0.05.

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

Synonyms: 2-(N-Morpholino)ethanesulfonic Acid

View Products on Sigmaaldrich.com
475893
View Pricing & Availability

Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
4432-31-9C₆H₁₃NO₄S

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
475893-100GM
Retrieving availability...
—
Limited Availability Limited Availability
In Stock 
Discontinued
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      		 Glass bottle 100 gm
      Retrieving price...
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
       
      —
      Request Pricing
      		 —
      475893-1KG
      Retrieving availability...
      —
      Limited Availability Limited Availability
      In Stock 
      Discontinued
      Limited Quantities Available
      Availability to be confirmed
        Remaining : Will advise
          Remaining : Will advise
          Will advise
          Contact Customer Service
          Contact Customer Service

          		 Glass bottle 1 kg
          Retrieving price...
          Price could not be retrieved
          Minimum Quantity is a multiple of
          Maximum Quantity is
          Upon Order Completion More Information
          You Saved ()
           
          —
          Request Pricing
          		 —
          475893-500GM
          Retrieving availability...
          —
          Limited Availability Limited Availability
          In Stock 
          Discontinued
          Limited Quantities Available
          Availability to be confirmed
            Remaining : Will advise
              Remaining : Will advise
              Will advise
              Contact Customer Service
              Contact Customer Service

              		 Glass bottle 500 gm
              Retrieving price...
              Price could not be retrieved
              Minimum Quantity is a multiple of
              Maximum Quantity is
              Upon Order Completion More Information
              You Saved ()
               
              —
              Request Pricing
              		 —
              Description
              OverviewA zwitterionic buffer useful in the pH range of 5.5-6.5. Has a pKa of 6.10 at 25°C.
              Absorbance (1.0 M, H2O, 260 nm): <0.05.
              Catalogue Number475893
              Brand Family Calbiochem®
              Synonyms2-(N-Morpholino)ethanesulfonic Acid
              References
              ReferencesGood, N.E., et al. 1966. Biochemistry 5, 467.
              Product Information
              CAS number4432-31-9
              FormWhite crystaline solid
              Hill FormulaC₆H₁₃NO₄S
              Chemical formulaC₆H₁₃NO₄S
              Hygroscopic Hygroscopic
              PKA6.2 at 20°C
              Quality LevelMQ200
              Applications
              Biological Information
              Purity≥99% by titration (dry basis)
              Physicochemical Information
              Contaminantsheavy metals: ≤1 ppm
              Heavy metals≤1 ppm
              Dimensions
              Materials Information
              Toxicological Information
              Safety Information according to GHS
              RTECSQE3479500
              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
              Special InstructionsFollowing reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 2 weeks at 4°C.
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications
              Global Trade Item Number
              Catalogue Number GTIN
              475893-100GM 04055977203639
              475893-1KG 04055977203615
              475893-500GM 04055977203660

              Documentation

              MES, Free Acid, ULTROL® Grade - CAS 4432-31-9 - Calbiochem SDS

              Title

              Safety Data Sheet (SDS) 

              MES, Free Acid, ULTROL® Grade - CAS 4432-31-9 - Calbiochem Certificates of Analysis

              TitleLot Number
              475893

              References

              Reference overview
              Good, N.E., et al. 1966. Biochemistry 5, 467.
              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.

              Revision28-September-2007 RFH
              Synonyms2-(N-Morpholino)ethanesulfonic Acid
              DescriptionA zwitterionic buffer useful in the pH range of 5.5-6.5 (absorbance: <0.05 at 260 nm, 1.0 M, H2O; pKa: 6.1 ± 0.2 at 25°C).
              FormWhite crystaline solid
              CAS number4432-31-9
              RTECSQE3479500
              Chemical formulaC₆H₁₃NO₄S
              Purity≥99% by titration (dry basis)
              Contaminantsheavy metals: ≤1 ppm
              SolubilityH₂O (1.0 M = 195.2 mg/ml)
              Storage +15°C to +30°C
              Hygroscopic
              Do Not Freeze Ok to freeze
              Special InstructionsFollowing reconstitution, store in the refrigerator (4°C). Stock solutions are stable for up to 2 weeks at 4°C.
              Toxicity Standard Handling
              ReferencesGood, N.E., et al. 1966. Biochemistry 5, 467.