Salmonella antisera

Salmonella remains a major concern in food safety, being a leading cause of foodborne illness and severe outcomes in vulnerable populations. Reliable serotyping is essential for accurate diagnosis, effective surveillance, and improvements in public health¹.

SSI Diagnostica Group has more than 75 years of experience with research and production of Salmonella antisera. We offer a wide range of products with strong portfolio breadth and depth to facilitate accurate identification as specified by the Kaufmann-White Scheme.

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Gold Standard in Serotyping

The Kauffmann–White Le Minor scheme describes the antigen composition of >2,500 identified Salmonella enterica serotypes. SSI Diagnostica Group produces more than 200 different Salmonella antisera, making it possible to type 99% of all Salmonella serotypes.

All our antisera are produced in accordance with the Pasteur guidence: “Guidelines for the preparation of Salmonella antisera” (ref.: WHO Collaborating Centre for Reference and Research on Salmonella, Institute Pasteur, France).

Quality and storage

SSI Diagnostica Group’s ready-to-use antisera are CE-marked quality and produced in accordance with DS/EN ISO 13485. The shelf life is 4 years from the date of production, and a minimum of 2 years from the shipping date. Sodium azide (final concentration of 0.09%) is added to all Salmonella antisera as a preservative.

The antisera must be stored at 2–8°C.

Product range

SSI Diagnostica Group’s Salmonella antisera can identify O and H antigens and the capsular antigen Vi. In addition to Salmonella antisera, we also offer Schwörm agar for phase inversion:

Salmonella O and Vi antisera

For subtyping of Salmonella (O poly), O multi-group screening (O group pool), determining O group and factor as well as investigating the presence of Vi capsular antigen.

Salmonella H antisera

For subtyping of Salmonella (H poly), multiphase screening (H phase pool), determining H phase, H factor, R phase as well as H phase inversion in swarm agar plates.

Sero-Quick Group Kit

For quick screening of Salmonella.

Sero-Quick ID Kit

Quick identification of S. enteritidis and S. typhimurium.

Schwörm agar

Used in combination with H antisera for Salmonella H-phase detection.

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Reference

CDC: About Salmonella Infection. Accessed 14/11/2025 ↩︎