Free sample - stem cell factor (SCF)
We are so confident you’ll love our products we’re offering a 25 μg SCF sample for free!*

Enhance your research when you choose Qkine recombinant proteins
Qkine actively supports hematopoietic stem cell and immune cell research by manufacturing highly bioactive and animal-free recombinant proteins that will benefit your research with increased efficiency in both your budget and the reproducibility of your cell cultures.
We are so confident you’ll love our products we’re offering a 25 μg SCF sample for free!*
Until 31st July 2026 complete the form to get your free sample.
Terms and conditions
- Free sample is limited to 1 per customer.
- Free sample offer applies to recombinant human SCF protein (Qk078) and recombinant mouse SCF protein (Qk077).
- Qkine reserves the right to change or remove the promotional discount without notice.
- Other restrictions may apply. Any questions relating to this promotion should be submitted to customerservice@qkine.com.
Request your sample
Fill in the form below to receive your quotation.