Description

Bismuth Sulfate is an inorganic salt of bismuth, a key material valued for its unique chemical properties in advanced industrial processes. Its primary commercial value lies in its role as a high-purity precursor for bismuth-based catalysts, pigments, and specialty chemicals. This product is essential for manufacturers and R&D facilities in the chemical synthesis, electronics, and pharmaceutical intermediate sectors seeking a reliable and consistent raw material.

Application

• Catalyst Precursor: Serves as a starting material for synthesizing bismuth-based catalysts used in organic oxidation and polymerization reactions.
• Chemical Synthesis: Employed as a reagent in the laboratory and industrial-scale production of other bismuth compounds and complexes.
• Pigment & Ceramic Industry: Used in the formulation of specialty pigments and as an additive in certain ceramic glazes and glass.
• Analytical Chemistry: Functions as a reagent in qualitative and quantitative analysis for sulfate and phosphate determinations.
• Electronics Manufacturing: Acts as a source material in the production of certain electronic ceramics and varistors.
• Pharmaceutical Intermediates: Utilized in the synthesis of specific bismuth-containing active pharmaceutical ingredients (APIs).

Basic Information

Product Name	Bismuth Sulfate
CAS No.	7787-68-0
Molecular Formula	Bi2(SO4)3
Molecular Weight	706.15 g/mol
Synonyms	Bismuth(3+) trisulfate; Bismuth trisulfate; Dibismuth tris(sulphate); Sulfuric acid, bismuth(3+) salt (3:2); Bismuth sesquisulfate
EINECS	232-129-5

Quality Control

Our Bismuth Sulfate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise chemical and physical specifications. We provide comprehensive Certificates of Analysis (COA) detailing purity, assay, and impurity profiles to support your quality assurance protocols. Specifications can be aligned with industrial or reagent-grade standards as required.

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 (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture, which can affect product quality and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Bi2(SO4)3)	≥ 98.0 %
Chloride (Cl)	≤ 0.01 %
Nitrate (NO3)	≤ 0.01 %
Iron (Fe)	≤ 0.005 %
Copper (Cu)	≤ 0.002 %
Lead (Pb)	≤ 0.002 %
Loss on Drying	≤ 2.0 %

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