Description

Sodium [Bis(2-Hydroxyethyl)Amino]Methanesulphonate is a versatile organic sulfonate salt widely used as a buffering agent and intermediate in specialized chemical synthesis. Its molecular structure, featuring both amino and sulfonate groups, provides excellent water solubility and pH stability, making it a valuable component in formulations requiring controlled acidity. This compound is particularly significant for manufacturers in the pharmaceutical, personal care, and specialty chemical industries seeking reliable, high-purity raw materials.

Application

• Pharmaceutical Buffer Agent: Used in the formulation of injectables, ophthalmic solutions, and other parenteral products where precise pH control is critical.
• Biochemical Research Reagent: Serves as a buffering component in cell culture media, electrophoresis buffers, and protein purification processes.
• Personal Care Product Stabilizer: Incorporated into high-end skincare and haircare formulations to maintain product pH and enhance stability.
• Chemical Synthesis Intermediate: Acts as a key building block in the production of more complex surfactants, dyes, and specialty polymers.
• Electroplating Additive: Used in specific electroplating baths to improve bath conductivity and deposit quality.
• Photographic Chemical: Employed in certain photographic developing solutions as a stabilizing agent.

Basic Information

Product Name	Sodium [Bis(2-Hydroxyethyl)Amino]Methanesulphonate
CAS No.	25857-20-9
Molecular Formula	C7H16NNaO7S
Molecular Weight	281.26 g/mol
Synonyms	Sodium BES; BES Sodium Salt; 2-[Bis(2-hydroxyethyl)amino]ethanesulfonic Acid Sodium Salt; N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic Acid Sodium Salt; BES Buffer Sodium Salt; 2-(Bis(2-hydroxyethyl)amino)ethanesulfonic Acid Sodium Salt; [Bis(2-hydroxyethyl)amino]methanesulfonic Acid Sodium Salt; Good's Buffer BES Sodium Salt
EINECS	247-312-7

Quality Control

Our Sodium [Bis(2-Hydroxyethyl)Amino]Methanesulphonate is manufactured under a strict quality management system. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical and research applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
pH (1% Solution)	6.5 - 7.5
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Water Solubility	Clear, colorless solution

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.