This document specifies the requirements, test methods, inspection rules, marking and accompanying documents, packaging, transportation and storage of triphenylphosphine oxide, a by-product of cephalosporin pharmaceutical intermediates. This document applies to triphenylphosphine oxide produced during the production of cephalosporin pharmaceutical intermediates (such as 7-amino-3-vinylcephalosporanic acid, etc.) and is only used for industrial production.
T/SDSCCE 036-2022 history
2022T/SDSCCE 036-2022 Cephalosporin medicine intermediates by-product triphenylphosphine oxide