Description

Sulfuric Acid, Aluminum Salt (5:3), Nonahydrate is a specific hydrated aluminum sulfate compound with a defined stoichiometry. This inorganic salt is valued for its role as a precursor and coagulating agent in advanced material synthesis and water treatment processes. It is essential for industrial manufacturers and R&D facilities in sectors such as specialty chemicals, paper production, and environmental technology seeking consistent, high-purity raw materials.

Application

• Water Treatment & Purification: Acts as a primary coagulant and flocculant for the removal of suspended solids and phosphates in industrial and municipal wastewater.
• Paper Manufacturing: Utilized in the sizing process to improve paper's resistance to water and ink absorption.
• Specialty Catalyst & Chemical Synthesis: Serves as a precursor or catalyst support in the production of other aluminum compounds and specialty chemicals.
• Textile Industry: Employed as a mordant in dyeing processes to fix colors onto fabrics.
• Soil Amendment & Agriculture: Used to lower soil pH in alkaline conditions and as a source of aluminum and sulfur for specific horticultural applications.
• Construction Materials: Incorporated as an additive in certain cement formulations and fire-retardant materials.
• Laboratory & Research: Serves as a standardized reagent for analytical chemistry and material science research.

Basic Information

Product Name	Sulfuric Acid, Aluminum Salt (5:3), Nonahydrate
CAS No.	180424-96-8
Molecular Formula	Al5H54O36S3
Molecular Weight	1158.36 g/mol
Synonyms	Aluminum Sulfate Nonahydrate (5:3); Aluminum Trisulfate Nonahydrate; Cake Alum; Patent Alum; Sulfuric Acid, Aluminum Salt (3:2), Octadecahydrate; Dialuminum Trisulfate Nonahydrate; Aluminium Sulfate (2:3) Nonahydrate
EINECS	Contact for details

Quality Control

Our Sulfuric Acid, Aluminum Salt (5:3), Nonahydrate is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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 a dry environment to prevent caking and degradation. Keep away from incompatible materials such as strong bases.

Specification

Item	Specification
Appearance	White crystalline solid or powder
Identification (IR)	Conforms
Assay (Al2O3 basis)	≥ 17.0 %
pH (5% solution)	2.5 - 4.0
Water Insoluble Matter	≤ 0.1 %
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 50 ppm

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