BD Biosciences 641059 Coated Bulk Injection Sample Tube Assembly 12″, a spare part for certain flow cytometers. This product is used in laboratories for research purposes and is compatible with specific instruments such as the BD FACSymphony™ S6, BD FACSAria™ III, and BD FACSAria™ Fusion. Product Details Manufacturer: BD Biosciences Part Number (PN): 641059 Description: Coated Bulk Injection Sample Tube Assembly, 12 inches in length Application: Flow cytometry accessory, a research use only product Compatible Instruments: BD FACSymphony™ S6, BD FACSAria™ III, and BD FACSAria™ Fusion flow cytometers