Description

Potassium Acid Arsenate is an inorganic salt of arsenic acid, primarily used as a specialized reagent and intermediate in chemical synthesis and research. Its controlled reactivity makes it valuable for processes requiring a source of arsenate ions under specific pH conditions. This compound is essential for manufacturers and research laboratories in sectors such as analytical chemistry, materials science, and specialized industrial synthesis.

Application

• Chemical Synthesis: Acts as a key intermediate or reagent in the preparation of other arsenate compounds and complex inorganic materials.
• Analytical Chemistry: Utilized as a standard or reagent in specific quantitative and qualitative analytical methods.
• Materials Science: Used in research for the development of specialty glasses, ceramics, or electronic materials.
• Preservative Research: Historically studied in wood treatment and preservation applications; modern use is highly specialized and regulated.
• Laboratory Reagent: Serves as a precise chemical for controlled experiments in academic and industrial R&D settings.
• Catalyst Research: Investigated for potential use as a catalyst or catalyst precursor in specific organic transformations.

Basic Information

Product Name	Potassium Acid Arsenate
CAS No.	14014-95-0
Molecular Formula	KH2AsO4
Molecular Weight	180.03 g/mol
Synonyms	Potassium Dihydrogen Arsenate; Monopotassium Arsenate; Arsenic Acid, Monopotassium Salt; Potassium Hydrogen Arsenate; KH2AsO4; Primary Potassium Arsenate
EINECS	237-816-5

Quality Control

Our Potassium Acid Arsenate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We adhere to relevant industry standards for reagent and fine chemical production. A comprehensive Certificate of Analysis (COA), detailing purity, assay, and impurity profiles, is provided with each shipment to guarantee product integrity for your critical applications.

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 material is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed to prevent absorption of atmospheric moisture and degradation.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (KH2AsO4)	≥ 98.0 %
pH (5% solution)	3.5 - 5.0
Loss on Drying	≤ 2.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO4)	≤ 0.02 %
Heavy Metals (as Pb)	≤ 10 ppm

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