FAQ

General Functionalized
2. What is the difference between silica and polymer?
3. How should the functionalized silica be handled?
4. What are the storage conditions for the functionalized silica?
5. What is end capping and why do you do it?
6. Are all functionalized products endcapped?
7. Does functionalized silica dissolve in methanol or any of the other standard organic solvents?
8. Does functionalized silica dissolve in water?
9. Can different functionalized silicas be mixed?
10. Can functionalized silica be packed?
11. What is the preferred method of agitation?
12. What are the conditions that lead to leaching or cleavage?
13. How is the loading determined for the functionalized silica gels?
14. Can silica-based products be used in scale-up operations?
15. Can the functionalized silica be recycled?
16. Do you do custom synthesis?

Scavengers
17. What is a supported scavenger?
18. How do you choose a scavenger?
19. What is "catch and release" with silica scavengers?
20. How do you determine how much scavenger to use?

Metal Scavengers
21. How do you choose a metal scavenger?
22. How do you calculate how much metal scavenger to use, starting from ppm concentration of the metal?

Reagents
23. What is a supported reagent?
24. Won’t the supported oxidants leach since they are adsorbed and not bound?

Formatted Silica: TLC, Flash Cartridges and SPE
25. Do you do custom packing?
26. What is SPE?
27. What type of SPEs do you offer?
28. How do you choose your sorbent for SPE?
29. How do you select what size of SPE to use?