Feature●Convenient all-in-one set●Locking feels allow racks to be stacked while not in use●Rows are numbered and lettered for tube identification●Steam autoclavable at 121 ℃(250 ℉）●Small racks enough to hold in one hand and eough choice to accommodate most vials and small bottlesDescription These test tubes are 16x150mm
The rack is detachable, very easy to assemble and take apart
Can be stackable
Color Caps: Red
Contains: white rack x1, tubes with red cap x60