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White Papers

In-depth research and comparative analysis from our R&D team.

PAC vs. Alum: A Comparative Analysis for Water Treatment

Comprehensive comparison of polyaluminum chloride (PAC) and aluminum sulfate (alum) across performance, cost, sludge, and operational factors.

Abstract

This paper presents a side-by-side evaluation of PAC and alum coagulants using data from 12 water treatment plants across Egypt and the Gulf region. Results show PAC achieves equivalent or better turbidity removal at 30-40% lower doses, with significantly less sludge production and smaller pH depression.

Dr. Tarek Farouk, Eng. Mostafa Abdel-RahmanJune 202524 pages4.8 MB
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NSF Certification of Water Treatment Chemicals: Requirements and Benefits

Understanding NSF/ANSI 60 certification for drinking water treatment chemicals — what it means and why it matters.

Abstract

This paper explains the NSF/ANSI Standard 60 certification process for drinking water treatment chemicals, including testing requirements, maximum allowable contaminant levels, and the regulatory frameworks that reference NSF certification. Case studies demonstrate how NSF-certified products improve audit outcomes and regulatory compliance.

Eng. Mostafa Abdel-RahmanMarch 202518 pages3.6 MB
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Combustion Improvers and Their Impact on Emission Reduction

Research data on how organometallic combustion catalysts reduce particulate emissions, SO₂, and unburned carbon in industrial boilers.

Abstract

Field trial data from 8 industrial boiler installations across the MENA region demonstrates that organometallic combustion catalysts reduce unburned carbon in flyash by 45-60%, lower SO₂ emissions by 10-20%, and improve boiler efficiency by 3-8%. Cost-benefit analysis shows positive ROI within 3-6 months for most applications.

CHIMI ART R&D DivisionNovember 202420 pages4.2 MB
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NSF Certification in Water Treatment: A Regulatory and Commercial Analysis

Analysis of NSF/ANSI 60 certification requirements and their impact on chemical procurement, regulatory compliance, and market access across MENA.

Abstract

This paper examines the NSF/ANSI Standard 60 certification framework for drinking water treatment chemicals, analyzing compliance data from 15 water utilities across Egypt, Saudi Arabia, UAE, and Jordan. The study quantifies the commercial benefits of NSF certification — including a 25% faster regulatory approval process, 40% reduction in product qualification testing costs, and measurable improvements in audit outcomes.

Dr. Tarek Farouk, Eng. Laila Hassan, Dr. Ahmed KhalilSeptember 202522 pages4.5 MB
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Best Practices in Industrial Hot-Dip Galvanizing: Flux Chemistry and Process Optimization

Research on flux bath management, zinc alloy interactions, and process control strategies for achieving consistent coating quality in hot-dip galvanizing.

Abstract

This paper presents data from a 12-month study across 6 hot-dip galvanizing plants in Egypt and the Gulf region, examining the relationship between flux bath chemistry, process parameters, and coating quality metrics. Key findings include: optimized ZnCl₂:NH₄Cl ratios of 1:2.2 produce the best balance of wetting and fume reduction; iron contamination above 3 g/L correlates with a 25% increase in bare-spot defects; and controlled pre-flux drying at 130–140°C reduces spattering incidents by 80%.

Eng. Mostafa Abdel-Rahman, Eng. Khaled IbrahimJuly 202516 pages3.4 MB
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