Friedrich and Dimmock Glass Clear Fused Quartz Square Tube - Friedrich and Dimmock Glass
Quartz Glass for Lamps | Shin-Etsu Quartz Products Co., Ltd.
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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
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