Quartz crucible GIRtech FUSION QZ is designed:
– for fusing precious and non-ferrous metals (gold, silver, platinum, copper, etc.);
– for laboratory tests for carbon and sulfur content in fusions;
– for work with acidic and neutral substances at temperatures >1830°F.
It could not be used for handling alkaline agents

Could be used in electric, induction and gas stoves.
Operating temperature till 2280°F. Before melting, the inner crucible surfaces require pre-treatment with boron-containing substances (borax)

ATTENTION! Before you start using, read the instructions for the safe use of refractory crusible

Link to Amazon