cost of PET tests

chemncchemnc Member
I want to test new preservative formulations but I worry about the cost of PET tests. The last time I did one was close to $500. Does anybody have a source for micro labs that charge less?


  • johnbjohnb Member, Professional Chemist
    Always remember the adage "you get what you pay for".
  • johnbjohnb Member, Professional Chemist
    edited March 2017
    and "pay peanuts, get monkeys".
  • So bite the bullet. Thank you all.
  • ZinkZink Member
    QACS in greece does USP51 for $150/formula, they need 150g.
  • ZinkZink Member
    Microchem in the US charges $350.
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