The phrase "new lab" refers to a recently established or created laboratory, which is a specialized space equipped for scientific research, experimentation, and analysis. Full definition
Responsible for new lab site transitions while directing the everyday operations and scope of the laboratory. (sampleresumes.com)
I take great pains to make sure that during any recruiting of new lab members, they are informed (or shall I say «warned») of our lab philosophy. (sciencemag.org)