Blocking Serum - more details

Blocking sera is available from Alpaca, Chicken, Donkey, Goat, Guinea Pig, Horse, Llama, Mouse, Pig, rabbit, Rat and Sheep.

Typically blocking sera is supplied aseptically filled, filtered to 0.2 micron. Other species are available on request.

Bulk quantities, custom packaging options or some other product modification may be provided through our Custom Contract Services as Product Sourcing or Processing Services.


  • Immunological techniques such as ELISA, Western blots, immunohostochemistry and flow cytometry

Quality Assured

  • Blocking serum undergoes stringent Quality Assurance Testing to ensure that the product is negative for bacteria, yeast and fungi.
  • Blocking serum is tested for endotoxin (EU/mL).
  • Complete results are reported on the Certificate of Analysis supplied with each batch.

To order

We can accept orders online and by telephone on 01234 889180 or e-mail

Batch samples: Samples are available for evaluation. Typical sample size is 10 mL. If a specific batch is required, reservations are held for a period of 2 months, pending evaluation.


For research use only. Not for therapeutic or diagnostic use.