B
PERFORMING OPERATIONS; TRANSPORTING
B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01L
CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
B01L3/00
Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
B01L3/50
Containers for the purpose of retaining a material to be analysed, e.g. test tubes