Polypropylene Test Tube Rack for 6 Tubes (25mm) Subcategory_Geology Models Two variable 0 to 6V

Two variable 0 to 6V DC outputs paired with two fixed 6V/10W and 12V/20W AC outputs on this power supply controller

built for classroom and professional laboratory storage

Seventy-times enlarged skin cross section reveals epidermis

autoclavable

Wall-mountable beech wood draining rack measures 20 x 20 inches and holds up to 90 pieces of labware inverted for post-wash drying in chemistry labs

Polypropylene Test Tube Rack for 6 Tubes (25mm) Subcategory_Geology Models Two variable 0 to 6VAutoclavable polypropylene test tube stand holding six 25 mm tubes with six drying pins on the back, supporting classroom chemistry and benchtop washing workflows.