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National Scientific Company, Authorized Momentive GE Fused Quartz Tube, Tubing & Rod Distributor/Fabricator.
www.natl-scientific.com - 2009-02-04
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New England's largest stock of quartz and borosilicate parts for university, government, high-tech, industry and glass shops. Custom requests, international ...
www.quartzplus.com - 2009-02-07
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glass
quartz tubing
beads
jewelry
ass
granite
quartz
borosilicate
amethyst
doors
lampwork
quartz rod
crystal
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