4-Hydroxyphenyl diphenyl phosphate is a hydroxylated metabolite of organophosphate flame retardants, supplied as a research reagent and analytical standard for studies of metabolism, environmental fate, and toxicology. It is commonly used in laboratory quantitation and exposure assessment workflows (CAS 56806-74-7, formula C18H15O5P).
- Used as an analytical standard for LC-MS and GC-MS quantitation.
- Serves as a reference material for metabolic and toxicological studies.
- Applicable to environmental monitoring and exposure assessment.
- Reported high purity to support reproducible experimental results.