Buffered Peptone Water (BPW), Sterile, Ready to Use Pre Enrichment Media, 10mL, Flip Top Tube (Plastic) 100/Case. This 10mL flip top tube provides sterile, ready-to-use enrichment media for your laboratory. The flip top design allows for easy access and secure sealing, maintaining sample integrity. Perfect for smaller lab environments, it offers reliable performance in microbiological research, ensuring that your samples remain uncontaminated during the enrichment phase.