Moloko Lebo Molema

• Company Overview: ISO17025 SANAS ACCREDITED
• Planning and Management of laboratory's inter-laboratory /Proficiency testing
• Updating of Proficiency testing trend charts and evaluating trends.
• Updating and managing asset register. Managing of equipment maintenance schedule and arranging of equipment calibration as per schedule.
• Registering and monitoring of non-conformances, assisting with root cause analyses of corrective action.
• Internal auditing
• Management of documentation.
• Stock taking and update.

• Company Overview: ISO 17025 SANAS ACCREDITED.
• Fire Assay by gravimetric Finish (3E + Au). Fire Assay by ICP-OES analysis (Au, Ru, Rh, Ir, Pd and Pt).
• Analysed data to identify trends and make reliable scientific conclusions.
• Wet-Chemical Analysis (analysis of chrome samples by (titration). ICP-OES- Analysis of chrome and its impurities (FeO, SiO2, Ca, MgO, and AlO3).
• Sample Preparation Verification of balances, instruments, Furnaces (temperature verification), Swing mills by doing milling efficiency, drying oven (temperature verification), dosimeters, dispensers, and Burettes.
• Preparation of wet-chem reagents.
• Preparation of ICP-OES standards (internal standards, wavelength/multi element standard, and calibration standards).
• Preparation of Fire Assay reagents.
• Performing Monthly and Quarterly QC Monitoring (to trace high/low bias and to track performance of CRMs).
• Root cause analysis. Solving and closing of non-conformance and customer complaints.
• Verification of chemicals (HCl, FAS, Silver nitrate, Hydrogen peroxide, Dichromates) prior to use.
• Fire assay, Wet-chem, and ICP Stock update.
• Ensured safety protocols were strictly followed to maintain secure working environment.
• Catalogued samples in orderly systems.
• pH, conductivity and TDS measurements.
• Scrubber maintenance- manual dosing of caustic solution (NaOH) to neutralize acidic fumes extracted from laboratory.
• Attending production meetings with company hierarchy, taking minutes.

Company Overview: ISO 17025 SANAS ACCREDITED.

• Coal Analysis (Calorific value analysis, total sulfur, ash content, inherent moisture and AFT).
• Coal Sampling Sample Preparation (sample receiving, filtration, moisture, particle size dispersion, Abrasive index of coal, dry and wet screening, crushing, milling, balance verification, and furnace verification).
• Trouble shooting of equipment and instruments (crushers, furnaces, Total sulphur analyser, Calorific value instrument).
• Updating of QC Charts.
• Offloading of bulk samples.
• Data capturing
• Daily work planning and hourly monitoring of production process.
• Preparation of reagents and standards required for analysis.
• Registering, authorization and tracing of data on LIMS.