The product provides high quality, accuracy, robustness, low maintenance and low operating cost. The product is a compact instrument which includes high features. The product is an automatic analyzer of clinical chemistry which is designed with advanced technology, fully integrated, the innovative software is managed so that the usage is facilitated and the possible errors in programming are minimized. The stability is ensured and the evaporation is reduced by the temperature control of sample, reagent, control and standards. The positioning error is removed by the barcode reader which provides accurate positive identification of reagents and sample. Consumable reducing cost of operating is not required by the product.