Description

Phosphoric Acid, Potassium Salt is a versatile inorganic compound widely utilized as a buffering agent and a source of potassium and phosphate ions. Its primary value lies in its ability to regulate pH and provide essential nutrients in a controlled manner, making it critical for formulations requiring precise chemical stability. This product is essential for manufacturers in the pharmaceutical, food & beverage, and agricultural industries, where consistent quality and reliable performance are paramount.

Application

• Pharmaceutical Buffer: Used in the formulation of oral solutions, intravenous fluids, and ophthalmic preparations to maintain physiological pH.
• Food Additive: Functions as an acidity regulator, stabilizer, and nutrient supplement in processed foods and beverages.
• Fertilizer Component: Serves as a water-soluble source of potassium and phosphorus in specialty agricultural fertilizers and nutrient solutions.
• Laboratory Reagent: Employed in analytical chemistry and molecular biology as a buffer component in various enzymatic and diagnostic assays.
• Industrial Processes: Acts as a corrosion inhibitor, sequestrant, or pH adjuster in water treatment, metal finishing, and cleaning formulations.
• Nutraceutical & Dietary Supplements: Incorporated as a mineral source in vitamin and mineral supplement tablets and powders.

Basic Information

Product Name	Phosphoric Acid, Potassium Salt
CAS No.	16068-46-5
Molecular Formula	KH2PO4
Molecular Weight	136.09 g/mol
Synonyms	Monopotassium Phosphate; Potassium Dihydrogen Phosphate; MKP; Potassium Phosphate Monobasic; Primary Potassium Phosphate; KDP; Phosphoric Acid Monopotassium Salt; Acid Potassium Phosphate
EINECS	240-213-8

Quality Control

Our Phosphoric Acid, Potassium Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets the required specifications for purity, identity, and performance. We can supply material compliant with various pharmacopeial standards (such as USP/EP) and food-grade specifications (FCC) upon request. Certificates of Analysis (COA) documenting all test results are provided with every shipment.

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). This material is hygroscopic (moisture-sensitive) and must be kept in its original, sealed packaging until use to prevent caking and degradation due to moisture absorption.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (KH2PO4)	≥ 98.0 %
pH (5% solution)	4.2 - 4.6
Loss on Drying	≤ 0.5 %
Heavy Metals (as Pb)	≤ 10 ppm
Insoluble Matter	≤ 0.1 %

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