MilliporeSigma
All Photos(5)

H3784

Sigma-Aldrich

HEPES sodium salt

BioPerformance Certified, suitable for cell culture, ≥99.0%

Synonym(s):
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid sodium salt, N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid) sodium salt
Empirical Formula (Hill Notation):
C8H17N2NaO4S
CAS Number:
Molecular Weight:
260.29
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

grade

BioPerformance Certified

Quality Level

assay

≥99.0%

form

powder

technique(s)

cell culture | mammalian: suitable

impurities

endotoxin and total aerobic microbial count, tested

pH

10-12 (1 M in water)

useful pH range

6.8-8.2

pKa (25 °C)

7.5

solubility

water: 0.1 M, clear, colorless (260 mg/mL)

absorption

≤0.02 at 280 in H2O at 0.1 M
≤0.04 at 260 in H2O at 0.1 M

application(s)

diagnostic assay manufacturing

foreign activity

DNase, RNase, NICKase, protease, none detected

SMILES string

[Na+].OCCN1CCN(CC1)CCS([O-])(=O)=O

InChI

1S/C8H18N2O4S.Na/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

RDZTWEVXRGYCFV-UHFFFAOYSA-M

Looking for similar products? Visit Product Comparison Guide

Related Categories

Packaging

25, 100, 500, 500 g
1, 1, 50 kg

Physical form

Lyophilized, spray dried, or crystallized material.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service