- Magnetic adsorbent,2-3m avg. part. size, -SO3H functionalized, 10mg/mL SiO2 dispersion in PBS, 5 миллилитр
- Magnetic adsorbent,3-4m avg. part. size, -SO3H functionalized, 10mg/mL SiO2 dispersion in PBS, 5 миллилитр