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HEPES potassium salt

SIGMA/H0527 - ≥99.5% (titration)

Synonym: Piperazineethanesulfonic acid, 4-(2-hydroxyethyl)-monopotassium salt; 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid potassium salt; N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) potassium salt

CAS Number: 82207-62-3
Empirical Formula (Hill Notation): C8H17KN2O4S
Molecular Weight: 276.39
MDL Number: MFCD00043438
Linear Formula: C8H17KN2O4S
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-H0527-25G 25 g
 $80.30
1/EA		 Add To Favorites
45-H0527-100G 100 g
 $201.00
1/EA		 Add To Favorites
45-H0527-250G 250 g
 $403.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: H0527-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: H0527-25G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material.

This image depicts SKU: H0527-250G

 

assay ≥99.5% (titration)
form powder
InChI 1S/C8H18N2O4S.K/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14;/h11H,1-8H2,(H,12,13,14);/q;+1/p-1
InChI key KWURIFKZTJGMFD-UHFFFAOYSA-M
pKa  7.5
Quality Level 200 
SMILES string [K+].OCCN1CCN(CC1)CCS([O-])(=O)=O
solubility water: 0.5 g/mL, clear, colorless
useful pH range 6.8-8.2
Application: HEPES potassium salt has been used as a buffering agent in nanopore fabrication and electrolyte preparations. It has also been used as a component of cell lysis buffer.
General description: HEPES (4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid) is a widely used Good’s buffer in biochemical and biological research applications. As a zwitterionic buffer, it stabilizes the pH of the solution even when small amounts of acid or base are added.
Packaging: 25, 100, 250 g in poly bottle
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥99.5% (titration)
UNSPSC 12161700

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