... . purity : 99.99% min2. Shape : Both ends open/ One end close3. Resistance 1100 degree, 1000 long time work4. Low OH ... , semiconductor,optical, photovoltaic,chemical industries ,About Lianyungang Suke Quartz Products Sales Co.,Ltd:We can supply more than 5 ... heating resistance,low OH), UV-stop quartz tube, red quartz tube, processed quartz tube, quartz rod, quartz plate, gray quartz tube, and so on. And ...