Safia Yasir

A highly skilled Laboratory Chemist with over 6 years of experience in chemical analysis and quality control, particularly within water testing and construction materials laboratories. Experienced in performing physical and chemical tests, ensuring compliance with ISO standards, and accurately documenting and reporting results. Strong background in operating laboratory instruments, maintaining quality assurance procedures, and supporting continuous improvement of laboratory processes.

Detail-oriented and reliable, with the ability to work effectively under pressure and as part of a team to ensure high-quality outcomes and operational efficiency.

Chemical Analyst in Water Treatment at Berber Cement Company (2020-07 – Present)

• Performed physical analysis of water samples to ensure compliance with quality standards.
• Developed and monitored testing protocols for water parameters including pH, alkalinity, hardness, jar tests, TDS, conductivity, turbidity, and microbiological testing.
• Managed laboratory inventory, including the preparation and standardization of chemical reagents.
• Executed regular calibration and maintenance of laboratory instruments and testing equipment.
• Analyzed and interpreted test results, providing detailed daily, weekly, and monthly technical reports for production teams.
• Collaborated on troubleshooting process variations and implementing corrective actions to maintain operational excellence.
• Conducted over 50+ water and cement analysis tests per week, maintaining 100% accuracy and compliance with quality standards.
• Managed laboratory inventory and reagent preparation, resulting in a 15% improvement in operational efficiency

Chemical Analyst in Cement at Berber Cement Company (2020-06 – Present)

• Conducted precise chemical analysis of raw materials (limestone, clay, iron ore, gypsum) and finished cement products for quality assurance.
• Performed detailed determinations of chemical compositions, including SiO₂, Al₂O₃, Fe₂O₃, CaO, MgO, SO₃, Loss on Ignition (LOI), and Insoluble Residue (IR).
• Executed moisture content determination for raw materials and process samples to optimize production efficiency.
• Utilized advanced volumetric and gravimetric analysis techniques to uphold stringent quality control standards.
• Managed the preparation and standardization of chemical reagents and laboratory solutions to support daily testing operations.
• Operated, calibrated, and maintained complex laboratory instruments and testing equipment to ensure long-term precision and reliability.
• Documented, interpreted, and analyzed test results to produce comprehensive technical reports, supporting production and quality assurance teams.
• Actively participated in troubleshooting process variations and recommended corrective actions to maintain consistent product quality.

Bachelor of Science in Pulp and Paper Technology – University of Bahri (2013-03 – 2018-08)

Professional Course in Environmental Sciences – Omdurman Ahlia University (2020-12 – 2021-02)