These crucible lids are intended as replacement lids for our Porcelain Crucibles with Lids. They are uniform, dense, have stable mechanical strength, and have little permeability. When properly used, the glazed pieces withstand temperatures of 1050°C and the unglazed pieces 1350°C.
Sold in packs of 20 lids.
WARNING: This product can expose you to chemicals including nickel oxide, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.