HEPES Sodium Salt CAS 75277-39-3 Purity >99.5% (Titration) Biological Buffer Ultra Pure Factory

Short Description:

Chemical Name: HEPES Sodium Salt

Synonyms: HEPES-Na 

CAS: 75277-39-3

Purity: >99.5% (Titration, Dried Basis)

Appearance: White Powder

Biological Buffer Ultra Pure Grade

E-Mail: alvin@ruifuchem.com


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Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer and supplier of HEPES Sodium Salt (CAS: 75277-39-3) with high quality, commercial production. Welcome to order. Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name HEPES Sodium Salt
Synonyms HEPES-Na; 2-[4-(2-Hydroxyethyl)-1-Piperazinyl] ethanesulfonic Acid Sodium Salt; 4-(2-Hydroxyethyl)-1-Piperazineethanesulfonic Acid Sodium Salt
CAS Number 75277-39-3
CAT Number RF-PI1656
Stock Status In Stock 
Molecular Formula C8H17N2O4SNa
Molecular Weight 260.30
Melting Point  234℃
Brand Ruifu Chemical

Specifications:

Item Specifications
Grade Ultra Pure Grade
Appearance White Powder
Purity / Analysis Method >99.5% (Titration, Dried basis)
Loss on Drying <3.00%
Residue on Ignition <0.20%
Heavy Metals (as Pb) <0.0005%
Sulphate (SO4) <0.01%
Iron (Fe) <0.0005%
UV (1M in H2O) A260nm <0.20
UV (1M in H2O) A280nm  <0.20
UV (1M in H2O) A440nm <0.20
Solubility (0.1M, Water) Clear Colorless Solution
pH 9.5~10.5 (10% in Water)
pKa (25℃) 7.35~7.75
DNase Activity Not Detected 
RNase Activity Not Detected 
Protease Activity Not Detected 
Infrared Spectrum Conforms to Structure
Test Standard Enterprise Standard
Usage Biological Buffer

Package & Storage:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.

Storage Condition: Store in sealed containers at cool and dry place; Protect from light and moisture.

Advantages:

1

FAQ:

Application:

HEPES Sodium Salt Solution (CAS: 75277-39-3) is suitable for cell culture studies. It may be used in the preparation of buffer solution of HEPES. It may be used as buffer during the phosphorylation assays in permeabilized fibroblasts. HEPES Sodium Salt is a buffering agent used in biochemistry and molecular biology that was selected and described by Good et al. It is a zwitterionic, piperazinic buffer that is useful for a pH range of 6.8~8.2. HEPES lacks the ability to form a significant complex with most metal ions and is recommended for use as a non-coordinating buffer in solutions with metal ions. It is commonly used in cell culture media and as an ampholytic separator to create a pH gradient in isoelectric focusing. HEPES interferes with reactions between DNA and restriction enzymes to a lesser extent than similar buffers with less substituted amine groups, such as Tris.  

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