Description

3-[N,n-Bis(Hydroxyethyl)Amino]-2-Hydroxypropanesulphonic Acid Sodium Salt is a high-purity, water-soluble zwitterionic buffer agent and biochemical reagent. This compound is valued for its excellent buffering capacity in the physiological pH range and its compatibility with biological systems. It is primarily utilized by research institutions, pharmaceutical manufacturers, and diagnostic kit producers requiring precise pH control in sensitive applications.

Application

• Biochemical & Diagnostic Reagent: Used as a key component in buffer solutions for enzyme assays, cell culture media, and diagnostic test kits.
• Pharmaceutical Intermediate: Serves as a buffering agent and stabilizer in the formulation of injectables, ophthalmics, and other parenteral products.
• Molecular Biology: Employed in nucleic acid extraction, purification, and electrophoresis protocols to maintain stable pH conditions.
• Cosmetic & Personal Care: Functions as a pH adjuster and stabilizer in high-end skincare and haircare formulations.
• Chromatography: Utilized in the preparation of mobile phases for HPLC and other analytical techniques requiring precise buffering.
• Industrial Process Buffer: Applied in fermentation processes and other biotechnological manufacturing where consistent pH is critical.

Basic Information

Product Name	3-[N,n-Bis(Hydroxyethyl)Amino]-2-Hydroxypropanesulphonic Acid Sodium Salt
CAS No.	102783-62-0
Molecular Formula	C7H16NNaO7S
Molecular Weight	281.26 g/mol
Synonyms	DIPSO Sodium Salt; 3-[Bis(2-hydroxyethyl)amino]-2-hydroxy-1-propanesulfonic acid sodium salt; 2-Hydroxy-3-[bis(2-hydroxyethyl)amino]-1-propanesulfonic acid sodium salt; DIPSO-Na; BES Sodium Salt derivative; Good's Buffer DIPSO sodium; (2-Hydroxy-3-(bis(2-hydroxyethyl)amino)propyl)sulfonic acid sodium salt
EINECS	Contact for details

Quality Control

Our 3-[N,n-Bis(Hydroxyethyl)Amino]-2-Hydroxypropanesulphonic Acid Sodium Salt is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for research and pharmaceutical applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to prevent absorption of atmospheric moisture, which may affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
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.