Articles
In-depth reads on chemicals, industries, and export markets from the Egyptian Chemicals Hub team.
Water Treatment · October 11, 2026
How is the jar test conducted to determine the iron(III) chloride dosage at your plant?
A practical, step-by-step guide to conducting a turbidity test on your plant’s water: preparing the stock solution, designing the dose series, mixing and settling conditions, what to measure, and how to interpret the results. It concludes with cautions regarding the transition from the laboratory to actual operation.
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.
Water Treatment · October 11, 2026
Phosphorus Removal from Wastewater: The Role of Iron(III) Chloride
The article explains why legislation sets limits on phosphorus in wastewater, how ferric chloride chemically removes it, where it is added in the treatment plant, and how to interpret the iron-to-phosphorus ratio. It also illustrates the effect of this addition on alkalinity, pH, and sludge, and briefly compares it to biological removal.
Water Treatment · October 10, 2026
Iron(III) Chloride vs. Aluminum Sulfate (Alum) in Water Coagulation: How Do You Choose the Right Coagulant?
A comparative analysis of iron(III) chloride and aluminum sulfate (alum) in terms of pH range, alkali consumption, sludge production, corrosion, and operational requirements. Helps water plant operators and buyers make an informed selection decision before conducting a field test.
Water Treatment · October 6, 2026
Iron(III) Chloride 40%: Properties and Industrial and Environmental Uses
Iron(III) chloride 40% is one of the most important inorganic chemical compounds in the world; the water treatment sector alone accounts for more than 80% of global production. In this article, we review its chemical properties, its most significant industrial and environmental uses, recommended dosages, and safety, storage, and transportation considerations.