全部
>95% (HPLC)
>97%
10mM in DMSO
97%
98.0%(T)
98%
Assay: 99.8%
certified
European Pharmacopoeia (EP) Reference Standard
HPLC≥98%
Moligand?, ≥98%
Moligand?, 10mM in DMSO
pharmaceutical secondary standard; traceable to USP, PhEur and BP
xanthine oxidase inhibitor