We provide a high-precision TOC Analyzer with detection limit of 5 µg/L and 50 µg/L as well as an Autosampler for TOC Analyzer that can hold up to 19 maximum number for samples. They effectively determine the sample's total organic carbon content by employing computerized technology. We design equipment with exceptional sensitivity and repeatability to meet the demands of laboratories for total organic carbon analyzers, and it is simple and convenient to operate.