Description

Tris[(2-Hydroxyethyl)Ammonium] Citrate is an organic salt formed from triethanolamine and citric acid, offering unique buffering and chelating properties. This compound is valued for its ability to stabilize pH and bind metal ions in complex formulations. It serves as a critical functional additive in industries such as personal care, pharmaceuticals, and industrial cleaning, where controlled alkalinity and sequestration are required.

Application

• Personal Care & Cosmetics: Acts as a pH buffer and stabilizing agent in creams, lotions, and hair care products.
• Pharmaceutical Formulations: Used as an excipient in topical preparations and as a component in buffer systems.
• Industrial Cleaners & Detergents: Functions as a chelating agent to control water hardness and enhance surfactant performance.
• Textile Processing: Serves as a pH regulator and dispersant in dyeing and finishing baths.
• Metal Treatment & Surface Finishing: Employed in aqueous solutions for cleaning and surface preparation due to its chelation properties.
• Laboratory & Research: Utilized as a biochemical buffer or a reagent in various chemical synthesis processes.

Basic Information

Product Name	Tris[(2-Hydroxyethyl)Ammonium] Citrate
CAS No.	21829-50-5
Molecular Formula	C12H27N3O9
Molecular Weight	357.36 g/mol
Synonyms	Triethanolammonium Citrate; TEA-Citrate; Tris(2-hydroxyethyl)ammonium 2-hydroxypropane-1,2,3-tricarboxylate; Citric acid triethanolamine salt; Trolamine Citrate; 2,2',2''-Nitrilotris(ethan-1-ol) citrate; Tri(hydroxyethyl)ammonium citrate
EINECS	Contact for details

Quality Control

Our Tris[(2-Hydroxyethyl)Ammonium] Citrate is manufactured under a strict quality management system. Each batch is tested to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting key parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
pH (10% solution)	6.0 - 8.0
Water Content (KF)	≤ 5.0%
Heavy Metals (as Pb)	≤ 10 ppm

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