Inquiry (采购产品): Quote Request I am looking for a round, 4 foot glass(pyrex) tube that has an internal diameter of 2 inches, and an outer diameter of 2 1/4 inch. **** Hidden Message ***** Brooke Swenumson Missoula, MT 59801 USA Company: NARL-Biological Sciences E-mail: b.a.swenumson@gmail.com **** Hidden Message ***** b.a.swenumson@gmail.com