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We offer ISO-accredited microbiological certified reference materials. Validated and traceable cultures are no more than two passages from the primary reference culture ensuring genetic traceability to the primary cell line. Each lyophilized culture is preserved in our proprietary Microgel-Flash™ quick dissolve matrix. Pellets dissolve instantly once hydrated. Manufactured and tested under ISO 17034 and 17025 accreditations.

Downloadable Certificates of Analysis are available from our website. Sold in packs of 10 individually vacuum sealed microorganism pellets. Stores in the freezer -20°C to -10°C. Product shelf life of 18 months from the manufacture date.

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Environmental

Robust - lyophilized technique ensures strong recovery even for 44.5 ºC coliform methods.

Pharmaceutical

Stable - hydrated samples can be used for up to 8 hours.

Food & Agriculture

Our organic standards, designed around the analytical needs and international methodologies, range from pesticide testing to target fragrance and flavor compounds.

Snap-Stick™ Cultures

Robust and traceable - derived from pure NCTC cultures and never more than 2 passages from the reference culture.

Unit Dose™ Microbiological Controls

Robust and traceable - never more than 2 passages from the primary NCTC culture.

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SKU: 8244

Salmonella abaetetuba

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 7833

Salmonella salford

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 6676

Salmonella enterica

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 11846

Listeria ivanovii

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 11288

Listeria innocua C

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: 7973

Listeria monocytogenes

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: FM-750

Staph Express for 3M Petrifilm™

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
SKU: FM-734

Total Enterobacteriaceae for 3M Petrifilm™

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  • Brand NSI
  • Raw Material <2 passages from primary culture
  • Certification Cultural based enumeration
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