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B2891 Sigma-Aldrich

BES sodium salt

≥99% (titration)

Synonym: N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid sodium salt

  • CAS Number 66992-27-6

  • Empirical Formula (Hill Notation) C6H14NNaO5S

  • Molecular Weight 235.23

  •  MDL number MFCD00067425

  •  PubChem Substance ID 24891416

  •  NACRES NA.25

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Properties

Related Categories Biochemicals and Reagents, Biological Buffers, Buffers A to Z, Good’s Buffers
Quality Level   200
assay   ≥99% (titration)
form   crystalline powder
useful pH range   6.4 - 7.8
pKa (25 °C)   7.1 (Free acid)
solubility   water: 333.3 mg/mL, clear, colorless
Featured Industry   Diagnostic Assay Manufacturing
SMILES string   [Na+].OCCN(CCO)CCS([O-])(=O)=O
InChI   1S/C6H15NO5S.Na/c8-4-1-7(2-5-9)3-6-13(10,11)12;/h8-9H,1-6H2,(H,10,11,12);/q;+1/p-1
InChI key   CFQLQLSIZOWFNV-UHFFFAOYSA-M

Description

Packaging

25, 100, 500 g in poly bottle

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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pHast Pack
Protocols & Articles

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