Laboratory Silica Ware(quartz crucible) , it can withstand 1200C and some milky white crucible can withstand 1400C We supply different type of Laboratory Silica Ware (quartz crucible) , quartz flask (silica flask)Laboratory Silica Ware (quartz crucible) , it can withstand 1200C and some milky white crucible can withstand 1400CThe type is very different, such as 15ml, 20ml, 50ml, 80ml, 100ml, ...