Neogen offers the Soleris NF-TVC test to detect the growth of heterotrophic bacterial microorganisms. The test can produce accurate results in as little as 24 hours, according to the company, and can be used on large samples. The Soleris line also includes quality indicator system protocols for yeast and mold (60-72 hours), coliforms (9-10 hours), (7-10 hours) and lactic bacteria (30-35 hours).