B8675

Barium sulfate

meets USP testing specifications

• Synonym(s): Baryte
• Linear Formula: BaSO₄
• CAS Number: 7727-43-7
• Molecular Weight: 233.39
• EC Number: 231-784-4
• MDL number: MFCD00003455
• UNSPSC Code: 12352302
• PubChem Substance ID: 24892087
• NACRES: NA.21
• form: powder

Properties

• Agency: USP/NF; meets USP testing specifications
• Quality Level: 200
• Assay: >97.5%
• form: powder
• application(s): pharmaceutical (small molecule)
• SMILES string: [Ba++].[O-]S([O-])(=O)=O
• InChI: 1S/Ba.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
• InChI key: TZCXTZWJZNENPQ-UHFFFAOYSA-L

Description

Application

• Light-Emitting-Diode-Induced Fluorescence from Organic Dyes for Application in Excitation-Emission Fluorescence Spectroscopy for Food System Analysis.: This study leverages the use of barium sulfate as a component in fluorescence spectroscopy for analyzing food systems. The research demonstrates how barium sulfate can enhance the fluorescence properties of organic dyes, making it a valuable tool in food safety and quality control (Vladev et al., 2024).


• Analytical methods for quantitating sulfate in plasma and serum.: This article outlines new analytical techniques for quantifying sulfate in biological samples, with barium sulfate playing a crucial role in the precipitation and measurement processes. These methods improve the accuracy and reliability of sulfate quantitation in clinical and biochemical research (Vijayakumar and Dawson, 2024).


• Comparison of micro-CT image enhancement after use of different vascular casting agents.: This study compares various vascular casting agents, including barium sulfate, to enhance micro-CT imaging. The findings indicate that barium sulfate significantly improves the visualization of vascular structures, making it a superior choice for detailed anatomical studies (Margolis et al., 2024).


• Development of Lead-Free Radiation Shielding Material Utilizing Barium Sulfate and Magnesium Oxide as Fillers in Addition Cure Liquid Silicone Rubber.: This research presents a novel radiation shielding material that uses barium sulfate as a key filler. The study highlights the material′s effectiveness in providing radiation protection while being environmentally friendly and lead-free (Souza et al., 2023).

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: nwg
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves