Innovative Tools for Molecular and Cell Biology

Innovative Tools for Molecular and Cell Biology



Blocking Reagent for Blots and ELISA


  • Available in high pharmaceutical quality
  • Fat free and free of carbohydrates
  • High solubility in aqueous solution -up to 50%
  • Stays soluble at 4 °C in aqueous solution
  • Usable pH range: 5.0 - 8.5
  • Average molecular weight of 3 kDa
  • Better blocking capacity than BSA
  • Virtually no background in Western blotting
  • Increase of signal-to-noise ratio in ELISA
  • Solubility guaranteed up to 50% [w/v ]
  • Low price


  • Perfect-Block was developed to improve the sensitivity of your standard protein detection systems and to increase signal-to-noise ratio values in various research applications like Western blot, ELISA, gene-chip technology or coating of surfaces. Perfect-Block consists of highly purified gelatine proteins in superior and pharmaceutical research quality.You can use Perfect-Block as blocking reagent in your standard detection systems without changing your protocol. Perfect-Block has been tested in several applications using different protein samples and various protocols. A standard Western blot protocol is provided.


  • Western blot /Dot blot
  • ELISA and surface coating
  • Gene-chip technology (replacement of acetylated BSA)


  • For shipping and storage information please click on Order#.
Order# Description Amount Price Data Sheet
PB01 Perfect-Block 100 g 90,00 PDF
PB02 Perfect-Block 500 g 399,00 PDF
  • All prices are in EURO excl. VAT and shipping. For further pricing and order information please ask your local distributor.


  • Perfect-Block Western Blot Protocol (PDF)