Buffered Peptone Water (BPW), Sterile, Ready-to-Use Pre-Enrichment Media

Buffered Peptone Water (BPW) is a ready-to-use, non-selective pre-enrichment medium designed to support the recovery of stressed or injured microorganisms prior to selective enrichment or downstream testing. Widely used in food safety, environmental monitoring, and microbiological quality control workflows, BPW provides a balanced buffering system that helps maintain pH stability during incubation, promoting reliable organism recovery.

Manufactured for consistent performance and ease of use, these pre-filled BPW formats help streamline sample preparation while reducing handling steps and contamination risk. The ready-to-use design supports standardized workflows across laboratories performing pathogen screening, regulatory testing, and routine microbiological analysis.

Key Features

• Non-selective pre-enrichment medium for microbial recovery
• Buffered formulation helps stabilize pH during incubation
• Ready-to-use sterile formats reduce preparation time
• Ideal for food, beverage, pharmaceutical, and environmental testing labs
• Consistent fill volumes for standardized workflows
• Compatible with common regulatory and standard methods requiring BPW

Typical Applications

• Pre-enrichment of Salmonella and other stressed organisms
• Food and beverage microbiology testing
• Environmental monitoring programs
• Sample dilution and preparation workflows
• Quality control and research laboratories

Available Formats

• 90 mL — 48/Case
• 99 mL — 48/Case
• 225 mL — 20/Case
• 400 mL — 20/Case
• 450 mL — 20/Case
• 800 mL — 1/Case

Multiple volume options allow labs to match standard testing protocols, composite sampling workflows, and larger sample processing requirements.

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