| Home | SHOP | Sale | What's NEW | XPERTEK | News | Chromatograms | Publications | Quote | Technical Corner | Calculators |

 

                                               Septa Selection Guide

                                                                                                                                                &

                                              Rubber Selection Guide

_____________________________________________________________________________________________________________________________

_____________________________________________________________________________________________________________________________________

Rubber Selection Guide

  • Red Rubber
    This is a polyisoprene formulation, similar to natural rubber in coring and re-seal characteristics.
  • Pink Rubber
    A pink polyisoprene formulation similar to natural rubber in coring and re-seal characteristics.
  • Grey Chlorobutyl - 45
    A general purpose butyl rubber compound developed for pharmaceutical closure applications. 100% chlorobutyl compound with excellent oxygen and MVT characteristics. Low extractables. It is recommended for serum vial stoppers and various other products requiring a soft, clean butyl compound with good resealability.
  • Grey Chlorobutyl - 50
    General purpose bromobutyl formulation for packaging of parenteral solutions. Exhibits low extractables in broad pH range of 3.5 - 9.5. Excellent tolerance to water solutions containing alcohol and propylene glycol.
  • Silicone Rubber
    A silicone with excellent heat aging and compression set characteristics. Low extractables.
  • Black Chlorobutyl
    Similar characteristics to grey chlorobutyl with a durometer of 55.
  • Viton®
    Excellent chemical resistance. Good resealing characteristics. Good for chlorinated solvents.

_____________________________________________________________________________________________________________________________________