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Try Proteintech today for free.

Proteintech products have been cited over 200,000 times in journals worldwide.

Explore new targets of interest and enjoy the benefits of being a Proteintech customer with a free product sample, delivered  next-day.

Complete the form on the right to request your sample. Terms and conditions and exclusions apply. *Only available in Europe.

Choose from the below free sample products:


ChomoTek Nano-Trap (2 reactions) - Ideal for fast, reliable and efficient one-step immunoprecipitation and co-immunoprecipitation.  Read more.

HumanKine protein - High quality cytokines and growth factors created in HEK293 cells using animal free components.  Read more.

*The smallest quantity available will be given as a free sample.

Terms and conditions apply. Exclusions apply, conjugated antibodies are not included in this promotion. Browse the full catalogue of products at