G
PHYSICS
G
PHYSICS
G01
MEASURING; TESTING
G01
MEASURING; TESTING
G01N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N
INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N15/00
Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
G01N15/00
Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials