Insterprep® Buffered Peptone Water (Stomacher Bag, granules for 90ml)

INS - 2101 - 300NO Pack size 300 (30 sachets of 10 bags)
INS - 2101 - 60NO Pack size 60 (6 sachets of 10 bags)

Speed up and simplify sample preparation for microbiological analysis with our Insterprep® Buffered Peptone Water Stomacher® bag, from our range of instantly soluble, sterile, granulated media. Suitable for 90ml.

  • Suitable for sample volumes 90ml
  • Pre-weighed media, no need to adjust
  • Irradiated sterile
  • Suitable for all paddle laboratory blenders
  • Available in two pack sizes
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Food Microbiology

The Seward Insterprep® range of granulated media is designed to help food testing laboratories cut waste and costs by reducing sample preparation time, giving your laboratory the flexibility to prepare exactly what is needed. By removing media preparation bottlenecks, laboratories can respond flexibly to the demands of a busy schedule and increase productivity and work flow.

Insterprep® bags:

Instantly soluble, sterile media granules, ready to use. Just add your sample to the Insterprep® bag along with sterile water.  The action of your Stomacher® paddle blender ensures the media is prepared at the same time as processing your sample, reducing a testing cycle from hours to minutes.

Manufactured to ISO standards, Insterprep® has been tested and independently proven by the world renowned Leatherhead Food Research Agency.

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Dimensions 17.7 × 30.5 cm
Bag Thickness



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