OBJECTIVE:To establish a assay method for 8 Methoxsalen in Methoxsalen.
Bacteriophages are also assayed by a plague assay method based on similar principles.
Objective To establish the assay method and determine the limit of luteolin in Maishu capsules.
Objective: to establish content assay method of chlorogenic acid in Yangyin Kouxiangye by RP - HPLC, to control quality of products.
AIM: to make trial preparation of paracetamol nose drops and define its quality standard, assay method of content, storage requirement, period of validity, safety and effectiveness.
"There don't seem to have been any changes in assay methods used by the LABS at CDC Atlanta," Melzer notes.
