🎉

Thank you for being part of the Doulix journey!

After many amazing years, Doulix will close on November 7, 2025.
We deeply thank all our users for their trust and support.
For future plasmid-related services and information, please visit pSEVA. 💙

Doulix X-cards

SKU: XCard · Manufactured by: Doulix - Double Helix Technologies

Doulix pre-paid X-cards are the fastest and simplest way to access the full range of Duolix services and reagents. X-cards are pre-paid, rechargeable and sharable.

Doulix X-cards are pre-paid cards that allow you to consolidate your budget. You can use your Doulix X-card to comfortably order the full range of Doulix services and reagents.

Enjoy all the benefits

  • Purchase only once, place as many orders as you want
  • Simplify accounting with only one invoice
  • Discounts locked all throughout 2021
  • Consolidate your research funds
  • Always up-to-date balance overview
  • Share credit with teammates
  • Re-charge it anytime
You can use X-cards to pay for any Doulix services, including DNA synthesis, subcloning, sequencing and benchtop reagents.

Choose your X-card Size


X-card S X-card M X-card L
DNA synthesis 0.12 euro/bp 10% discount 20% discount
Subcloning 42 euro/rnx 10% discount 20% discount
Reagents -- 10% discount 20% discount
Shipping -- -- Free of charge to EU
Minimum value 2.500 euro 5.000 euro 10.000 euro

Applications

Cell Engineering Media and Cell culture Cell Strains Enzymes DNA prep Oligo/Primers/Probes