Profile: Biofluid Focus Inc. specializes in offering single use ultra-clean plastic bottles and carboys. Sterile plastic containers are designed for the storage and/or transport of bulk vaccines, biopharmaceuticals, culture media, and other critical laboratory applications. PharmaTainer bottles are molded and capped in an ISO Class 5 (Class 100) environment to ensure low particulate levels. Packaging is performed in ISO Class 7 (Class 10,000). PharmaTainer closures seal at two points; on the inside of the neck, and also on the top flat area of the neck. Tests have demonstrated that the closure system holds the seal when cycled from ambient to -80⁰C, and back to ambient.