IPC Subgroup
B01J 20/288 Polar phases
Introduced: January 2006
Full Title
Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof > Sorbents specially adapted for preparative, analytical or investigative chromatography > Phases chemically bonded to a substrate, e.g. to silica or to polymers > Polar phases
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS