4 for the price of 3​

When you buy four of the same mass photometry consumables

Home / Promotions / Promotion Consumables

Hurry—this offer ends December 19!

Take advantage of our exclusive 4-for-3 offer, available for the consumables listed below. The promotion applies when you purchase four units of any eligible item.

MassFerence™ P1 Calibrants

Achieve precise and reproducible protein mass calibration from 90 to 1000 kDa with the MassFerence P1 Calibrant, compatible with the OneMP, TwoMP, and TwoMP Auto Mass Photometers.

MassFerence™ P2 Calibrants

Enhance consistency and reliability in your workflows with the MassFerence™ P2 Calibrant. Designed for use with Samux Mass Photometer and SamuxMP Auto, it ensures precise measurements in the 670 kDa to 5 MDa mass range.

MassFluidix™ HC Chip

Designed for use with the MassFluidix HC Microfluidics System, MassFluidix™ HC Chips combine rapid dilution with a mass photometry measurement – in one streamlined process. Its innovative reverse Tesla valve mixer design and five independent channels deliver reliable performance with exceptional accuracy and control.

Unlock this exclusive offer and 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    • This offer may be withdrawn at any time and Refeyn may amend the terms and conditions applying to this offer at any time.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 promotion applies exclusively to the MassFerence™ P1 Calibrant, MassFerence™ P2 Calibrant, and the MassFluidix™ HC Chip. Customers will receive 25% off when four units are purchased within the same order. All items must be included in a single transaction to qualify. 
    • This promotion is limited to one redemption per customer. Multiple purchases will not qualify for additional discounts under this offer.
    • 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 promotion applies exclusively to the MassFerence™ P1 Calibrant, MassFerence™ P2 Calibrant, and the MassFluidix™ HC Chip. Customers will receive 25% off when four units are purchased within the same order. All items must be included in a single transaction to qualify. 
  • This promotion is limited to one redemption per customer. Multiple purchases will not qualify for additional discounts under this offer.
  • 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.