Small Diameter Quartz Tube for Vacuum Ampule w/ Option 1/8", 1/4" 1/2“ ”3/4" OD
Technical Glass Products 1029OQKYQ1L Fused Quartz Test Tubes with Lip, 20 cc Approximate Capacity, 15 mm Inside Diameter, 125 mm Height (Pack of 2): Amazon.com: Industrial & Scientific
Opaque Quartz Tubes & Milky White Quartz Tube
Quartz tubes and rods: They correct quality for any application