Buffered Peptone Water (BPW) – 250g for Salmonella Pre-enrichment

Buffered Peptone Water (BPW) is a non-selective pre-enrichment medium widely used for the recovery and proliferation of Salmonella from food, water, and environmental samples. It provides a buffered environment to maintain pH stability, ensuring optimal bacterial growth before selective enrichment.

Product Information

• Product Name: Buffered Peptone Water (BPW)

• Pack Size: 250g per bottle

• Form: Dehydrated powder

• Storage: Room temperature

• Shelf Life: 3 years

Applications

• Pre-enrichment of Salmonella from food and environmental samples

• Supports recovery of stressed or injured bacteria

• Standard method in microbiology testing for food safety

Composition (per liter)

• Peptone – 10.0g

• Sodium Chloride – 5.0g

• Dipotassium Phosphate – 3.5g

• Monopotassium Phosphate – 1.5g

• pH 7.2 ± 0.2 (25°C)

Preparation Instructions

1. Dissolve 20.0 g of BPW powder in 1 L of distilled or deionized water.

2. Heat to boiling to ensure complete dissolution.

3. Dispense into appropriate containers and sterilize at 121°C for 15 minutes.

4. Cool and use under aseptic conditions.

Notes

• For laboratory use only.

• Follow standard biosafety procedures when handling pathogenic bacteria.