Measure what matters in mRNA and NPs—fast, lean, and precise​

Get 30% off KaritroMP when ​
you purchase a TwoMP or
TwoMP Auto

Home / Promotions / Promotion KaritroMP & TwoMP Auto

Working with mRNA, and need to characterize your mRNA and your vectors? 

By pairing the TwoMP (or TwoMP Auto) mass photometer with the Karitro™ macro mass photometer, you’ll be ready to characterize your therapeutics – inside and out.  

From the integrity and purity of mRNA (up to 10 kb and beyond) to vector heterogeneity – check your samples with speed, ease, and accuracy.  

 See full terms and conditions below.

KaritroMP +TwoMP

KaritroMP + TwoMP

  • Accurate sizing of mRNAs up to 10 kb and bigger – in the native state, in <5 minutes 
  • Multiple mRNA quality attributes with nanograms of sample 
  • Gain direct, label-free insights into nanoparticle sample quality and heterogeneity.  
  • Quickly characterize other large vectors, including AdV, LVV and VLPs 
KaritroMp + TwoMP Auto

KaritroMP + TwoMP Auto

  • Measure up to 24 samples in as little as 90 minutes with the TwoMP Auto 
  • Accurate sizing of mRNAs up to 10 kb and bigger – in the native state, in <5 minutes 
  • Multiple mRNA quality attributes with nanograms of sample 
  • Gain direct, label-free insights into nanoparticle sample quality and heterogeneity.  
  • Quickly characterize other large vectors, including AdV, LVV and VLPs 

 

Gain more insights, faster and with less sample. And, for a limited time, huge savings!  

Act now to streamline your vector workflows.

Ready to save time and cut costs?
Reach out for your custom quote​

Complete the form below to connect with your local representative

Offer Conditions

  • Terms and Conditions
    • This offer is void where prohibited by applicable laws.
    • This offer cannot be used in conjunction with other promotions and offers.
    • This offer does not apply to resellers, distributors, or any transactions facilitated by or through such parties. To contact Refeyn about this offer, please contact your local Technical Sales Specialist or email: orders@refeyn.com.
    • This offer may be withdrawn at any time and Refeyn may amend the terms and conditions applying to this offer at any time.
    • This offer is void if it conflicts with the policy of the recipient.
    • Refeyn’s decision on eligibility is final.
    • Refeyn reserves the right, in its sole discretion, to amend the terms and conditions at any time, including cancelling the promotion if it deems such action is necessary.
    • Refeyn shall not be liable for any failure or delay in performing its obligations under this offer.
    • This offer is governed by English law, and the parties submit to the non-exclusive jurisdiction of the courts of England and Wales.
    • The promoter of this offer is Refeyn Limited whose registered office is C/O Penningtons Manches LLP, 9400 Garsington Road, Oxford Business Park, Oxford, England, OX4 2HN.
  • Who can apply
    • This offer is valid for 30% off the price of one KaritroMP when purchased together with a TwoMP or TwoMP Auto.
    • Eligibility for this offer is limited to orders shipping to UK, USA, France, Belgium, Netherlands, Norway, Finland, Sweden, Denmark, Germany, Switzerland and Austria only.
    • This offer does not apply to resellers, distributors, or any transactions facilitated by or through such parties. To contact Refeyn about this offer, please contact your local Technical Sales Specialist or email: orders@refeyn.com.
    • Refeyn’s decision on eligibility is final.
  • Deadline
    • This offer is valid for orders received from October 1st 2025 until December 19th  2025.
  • This offer is void where prohibited by applicable laws.
  • This offer cannot be used in conjunction with other promotions and offers.
  • This offer does not apply to resellers, distributors, or any transactions facilitated by or through such parties. To contact Refeyn about this offer, please contact your local Technical Sales Specialist or email: orders@refeyn.com.
  • This offer may be withdrawn at any time and Refeyn may amend the terms and conditions applying to this offer at any time.
  • This offer is void if it conflicts with the policy of the recipient.
  • Refeyn’s decision on eligibility is final.
  • Refeyn reserves the right, in its sole discretion, to amend the terms and conditions at any time, including cancelling the promotion if it deems such action is necessary.
  • Refeyn shall not be liable for any failure or delay in performing its obligations under this offer.
  • This offer is governed by English law, and the parties submit to the non-exclusive jurisdiction of the courts of England and Wales.
  • The promoter of this offer is Refeyn Limited whose registered office is C/O Penningtons Manches LLP, 9400 Garsington Road, Oxford Business Park, Oxford, England, OX4 2HN.
  • This offer is valid for 30% off the price of one KaritroMP when purchased together with a TwoMP or TwoMP Auto.
  • Eligibility for this offer is limited to orders shipping to UK, USA, France, Belgium, Netherlands, Norway, Finland, Sweden, Denmark, Germany, Switzerland and Austria only.
  • This offer does not apply to resellers, distributors, or any transactions facilitated by or through such parties. To contact Refeyn about this offer, please contact your local Technical Sales Specialist or email: orders@refeyn.com.
  • Refeyn’s decision on eligibility is final.
  • This offer is valid for orders received from October 1st 2025 until December 19th  2025.