ISolate Stock Solution

ISolate Stock Solution

Catalog ID : 99275 


Single 90% gradient solution for rapid single layer separation of sperm or for creating custom two-layer gradient systems.



ISolate Stock is a 90% density gradient medium used for single layer sperm separation or as the lower layer of a customized gradient developed by the end user based on the semen quality. As one of the most cited density gradient sperm separation media, ISolate Stock is the ideal medium for laboratories that prefer single layer separation or more control over their sperm yields.

  • Formulated with sterile, colloidal suspension of uniform silica particles stabilized with covalently-bound hydrophilic silane in HEPES-buffered HTF
  • Quality tested by human sperm survival assay
  • ISolate can be diluted with mHTF or Multipurpose Handling Medium (MHM)
  • Supplied in large economical packages
  • CE Marked


Quality Control Testing:

  • Rabbit pyrogen test
  • Sterility by the current USP, CFR or Ph. Eur. Sterility Test
  • Sperm Survival Assay
  • pH
  • Osmolality



Storage : Store at 2-8°C

Shelf Life : 2 years from date of manufacture