Below is the New price List for Laboratory Testing Services of uganda National Bureau of Standards (UNBS) as approved by the 55,000. Y&M. 50,000. Flour (maize, millet, wheat, soy, composite). TPC,. 55,000. TC/E.coli,. 55,000. Salmonella,. 70,000. Y&M. 50,000 . Galvanised plain/corrugated iron sheets. Dimensions/profile. 20,000. Zinc coating. 70,000. Tensile strength (optional). 80,000. Gauge.