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Pharma & Biotech

ProSieve™ EX Transfer Buffer

Catalog #: 00200309

ProSieveTM EX Transfer Buffer, 1 L, supplied as a 10X concentrate


Discontinuation notice: This product will soon be discontinued. Remaining stock will be sold until stock is depleted, but no later than November 30, 2022. Unfortunately, Lonza does not offer a replacement for this item.



Product Overview

ProSieveTM EX Running and Transfer Buffer System are modified buffer formulations that perform just like tris-glycine, but significantly accelerate run time and transfer time, without compromising results. Complete separation and transfer in just 30 minutes.ProSieveTM EX Transfer Buffer for Western blotting is a modified Towbin classic buffer which drastically decreases the transfer time without excessive heat generation affecting the proteins. It does not require methanol or SDS.


  • Simple selection - Separation of proteins 5 kDa - 350 kDa in only 2 range formats
  • 20 – 25 minute separation, ProSieveTM EX Running Buffer
  • 10 minute transfer/Western blot using ProSieveTM EX Western Blot Transfer Buffer
  • 10 minute staining using ProSieveTM EX Safe Stain
  • 1 year shelf life


  • Protein Electophoresis

Content & Storage


  • ProSieveTM EX Transfer Buffer, 10X, 1 L


Safety Data Sheets (SDS)

Certificate of Analysis (CoA)

Please enter Lot Number, including all zeros, located on the product label and please take into account that it is case sensitive.

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