Self-sealing quartz crucible
1982
Self-Sealing Quartz Crucible and New Analytical Instruments
publication
Conclusion
The self-sealing quartz crucible improves the convenience and repeatability of moisture, volatiles, and ash determinations compared to conventional methods.
Supporting Evidence
- The crucible can withstand temperatures up to 1000C.
- It is suitable for a variety of samples including coal, coffee, and food.
- The lid rises automatically during volatile runs to maintain an oxygen-free atmosphere.
Takeaway
A new crucible can seal itself to keep samples safe while testing, making it easier to get accurate results.
Methodology
The crucible features a self-sealing lid that forms an airtight seal and automatically adjusts during testing to expel gases.
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