The analyzer, which has the capability to perform colorimetric, potentiometric, immuno-rate, and rate tests, can produce 900 results per hour. At a time, it can load a maximum of 40 samples for analysis. The instrument can store 10,000 samples in its system memory for later recall and can continuously perform the full range of VITROS chemistry assays. Return Policy Items are sold as-is with no returns or refunds available unless explicitly stated.