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PB01 - Perfect-Block Blocking Agent, 100g


Starting at: $192.00

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  • 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 ]


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


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.