Description

Potassium Isocitrate, Monobasic is the monopotassium salt of isocitric acid, a key intermediate in the citric acid cycle. This high-purity compound is valued for its role as a buffering agent and a source of bioavailable potassium and citrate ions in specialized formulations. It is essential for manufacturers in the pharmaceutical, nutraceutical, and advanced food ingredient sectors seeking consistent, high-quality raw materials for metabolic research, parenteral nutrition, and functional food applications.

Application

• Pharmaceutical Intermediates & APIs: Used in the synthesis of active pharmaceutical ingredients and as an excipient in specialized parenteral and oral formulations.
• Nutraceuticals & Dietary Supplements: Serves as a source of potassium and citrate in electrolyte blends and metabolic support supplements.
• Biochemical Research & Cell Culture Media: A critical component in defined media and buffers for studying cellular metabolism and enzymatic processes.
• Food & Beverage Industry: Functions as a pH regulator, sequestrant, and mineral fortifier in advanced functional foods and beverages.
• Cosmetic & Personal Care: Employed in skincare formulations for its buffering capacity and skin-conditioning properties.
• Diagnostic Reagents: Used in the formulation of clinical diagnostic kits and reagents for enzymatic assays.

Basic Information

Product Name	Potassium Isocitrate, Monobasic
CAS No.	13167-87-8
Molecular Formula	C6H7KO7
Molecular Weight	230.21 g/mol
Synonyms	Monopotassium Isocitrate; Potassium Hydrogen Isocitrate; Isocitric Acid Monopotassium Salt; 1-Hydroxy-1,2,3-propanetricarboxylic Acid 2-Hydroxy-3-carboxyglutaric Acid Monopotassium Salt; (1R,2S)-1-Hydroxypropane-1,2,3-tricarboxylic Acid Potassium Salt; Threo-Ds-Isocitric Acid Monopotassium Salt
EINECS	236-124-1

Quality Control

Our Potassium Isocitrate, Monobasic is manufactured under a strict quality management system. Each batch is tested to ensure it meets stringent specifications for identity, purity, and composition. Certificates of Analysis (COA) documenting results for assay, impurities, and other critical parameters are provided to guarantee traceability and batch-to-batch consistency for your regulatory and production needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
pH (5% Solution)	3.5 - 4.5
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition (Sulfated Ash)	28.0 - 32.0%
Microbiological Control	Meets standard specifications

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