Merck, 795445-500G, Calcium carbonate

General description
Calcium carbonate is an inorganic compound that is commonly used as a solid base catalyst in some organic transformations. It is also used as an acid scavenger and stabilizing agent for acid-sensitive compounds. Additionally, CaCO3 is the most widely used additive in plastic and elastomeric applications due to its wide availability.
Application

Spectrophotometric Analysis: Chromotropic acid disodium salt dihydrate is used in spectrophotometric methods for detecting and quantifying metal ions. Studies have shown its effectiveness in forming stable complexes with metal ions such as thorium, which can then be analyzed spectrophotometrically. This application is essential for environmental and industrial monitoring of metal contaminants (Issa et al., International Journal of Pharmaceutical Sciences Review and Research, 2022).

Features and Benefits
Increased efficiency – Eliminates time and effort of loosening hardened powders
Safety – Eliminates tools of force used to break up clumps
Ecology – Reduces waste as it does not stick to the packaging
Economy – Faster preparation and solvation increase productivity and reduce costs
Assured Quality – Excellent, expert-tested quality with no anti-caking agents
Flexible volumes – Available from research amounts to scale-up quantities

Legal Information
Redi-Dri is a trademark of Sigma-Aldrich Co. LLC