RSC Schemas
The Royal Society of Chemistry maintains several schemas, which are used in the production routes of it products (print and online journals, abstracting services etc.)
This schema is used for journal articles and book chapters
This schema is used for the RSC's abstracting products
This schema is used for journal issues
A copy of the W3C MathML Schema (v2.0), as used by the Royal Society of Chemistry in it's own schemas
A copy of the W3C MathML Schema (v3.0), as used by the Royal Society of Chemistry in it's own schemas