Articles
In-depth reads on chemicals, industries, and export markets from the Egyptian Chemicals Hub team.
Electronics · October 11, 2026
Etching Printed Circuit Boards (PCBs) with Iron(III) Chloride: How Does It Work, and How Are Spent Solutions Managed?
The article explains the chemistry of dissolving copper with iron(III) chloride in the etching of printed circuit boards, as well as the factors that control the rate of etching and under-etching. It then discusses how the solution is depleted, options for recovering copper and regenerating the solution, and the general framework for disposal and safety precautions.
Safety and Storage · October 11, 2026
Safe Storage and Handling of Iron(III) Chloride Solution: Tank Materials, Leaks, and First Aid
A practical guide for safety officers, plant operators, and purchasers on the hazards of 40% ferric chloride solution and how to store and transport it safely. It covers protective equipment, tank and piping materials, incompatible substances, leaks, first aid, and transportation classification.