puffing inhibitor

https://doi.org/10.1351/goldbook.P04942
Metals or metal compounds with a high chemical affinity for the heteroatoms in the carbons. They are distributed as fine particles within the @C00841@ to be graphitized.
Note:
Iron and iron compounds are most frequently used as @P04941@ inhibitors when @P04941@ is related to sulfur.
Source:
PAC, 1995, 67, 473. (Recommended terminology for the description of carbon as a solid (IUPAC Recommendations 1995)) on page 502 [Terms] [Paper]