NGS Standards are mock microbial communities that mimic mixed metagenomic samples. This product is prepared as a mixture of whole cells and comprises fully sequenced, characterized, and authenticated ATCC Genuine Cultures that were selected based on relevant phenotypic and genotypic attributes, such as Gram stain, GC content, genome size, and spore formation. Each order for this product is provided with access to run 5 analyses on One Codex, the leading bioinformatics platform for microbial genomics and metagenomics. Specification Range: 2x107 cells/vial ± 1 log* *Whole cell concentrations indicate ATCC manufacturing specifications and are provided as a reference only